diff --git a/manual/includes/_entity.md b/manual/includes/_entity.md
index 88496c9..3471721 100644
--- a/manual/includes/_entity.md
+++ b/manual/includes/_entity.md
@@ -820,21 +820,21 @@ function createAlbumSpecification($inputGet)
 		if($inputGet->getName() != "")
 		{
 			$predicate1 = new PicoPredicate();
-			$predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+			$predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
 			$spesificationTitle->addOr($predicate1);
 			
 			$predicate2 = new PicoPredicate();
-			$predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+			$predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
 			$spesificationTitle->addOr($predicate2);
 		}
 		if($inputGet->getTitle() != "")
 		{
 			$predicate3 = new PicoPredicate();
-			$predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+			$predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
 			$spesificationTitle->addOr($predicate3);
 			
 			$predicate4 = new PicoPredicate();
-			$predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+			$predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
 			$spesificationTitle->addOr($predicate4);
 		}
 		
@@ -934,14 +934,14 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
 
         if($inputGet->getTitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+            $predicate1->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
             $spesification->addAnd($predicate1);
         }
 
@@ -996,7 +996,7 @@ class SpecificationUtil
         if($inputGet->getProducerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('producer.name', PicoPredicate::generateLikeContians($inputGet->getProducerName()));
+            $predicate1->like('producer.name', PicoPredicate::generateLikeContains($inputGet->getProducerName()));
             $spesification->addAnd($predicate1);
         }
 
@@ -1007,21 +1007,21 @@ class SpecificationUtil
             if($inputGet->getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate1);
                 
                 $predicate2 = new PicoPredicate();
-                $predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate2);
             }
             if($inputGet->getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate3);
                 
                 $predicate4 = new PicoPredicate();
-                $predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate4);
             }
             
@@ -1031,7 +1031,7 @@ class SpecificationUtil
         if($inputGet->getSubtitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('subtitle', PicoPredicate::generateLikeContians($inputGet->getSubtitle()));
+            $predicate1->like('subtitle', PicoPredicate::generateLikeContains($inputGet->getSubtitle()));
             $spesification->addAnd($predicate1);
         }
 
@@ -1045,7 +1045,7 @@ class SpecificationUtil
         if($inputGet->getVocalistName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('vocalist.name', PicoPredicate::generateLikeContians($inputGet->getVocalistName()));
+            $predicate1->like('vocalist.name', PicoPredicate::generateLikeContains($inputGet->getVocalistName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -1059,7 +1059,7 @@ class SpecificationUtil
         if($inputGet->getComposerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('composer.name', PicoPredicate::generateLikeContians($inputGet->getComposerName()));
+            $predicate1->like('composer.name', PicoPredicate::generateLikeContains($inputGet->getComposerName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -1073,7 +1073,7 @@ class SpecificationUtil
         if($inputGet->getArrangerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('arranger.name', PicoPredicate::generateLikeContians($inputGet->getArrangerName()));
+            $predicate1->like('arranger.name', PicoPredicate::generateLikeContains($inputGet->getArrangerName()));
             $spesification->addAnd($predicate1);
         }
 
@@ -1145,7 +1145,7 @@ class SpecificationUtil
         if($inputGet->getTitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+            $predicate1->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
             $spesification->addAnd($predicate1);
         }
 
@@ -1200,21 +1200,21 @@ class SpecificationUtil
             if($inputGet->getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate1);
                 
                 $predicate2 = new PicoPredicate();
-                $predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate2);
             }
             if($inputGet->getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate3);
                 
                 $predicate4 = new PicoPredicate();
-                $predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate4);
             }
             
@@ -1271,7 +1271,7 @@ class SpecificationUtil
         if($inputGet->getLyric() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('lyric', PicoPredicate::generateLikeContians($inputGet->getLyric()));
+            $predicate1->like('lyric', PicoPredicate::generateLikeContains($inputGet->getLyric()));
             $spesification->addAnd($predicate1);
         }
 
@@ -1311,21 +1311,21 @@ class SpecificationUtil
             if($inputGet->getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate1);
                 
                 $predicate2 = new PicoPredicate();
-                $predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate2);
             }
             if($inputGet->getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate3);
                 
                 $predicate4 = new PicoPredicate();
-                $predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate4);
             }
             
@@ -1362,7 +1362,7 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -1388,7 +1388,7 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -1414,7 +1414,7 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -1440,21 +1440,21 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
 
         if($inputGet->getUsername() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('username', PicoPredicate::generateLikeContians($inputGet->getUsername()));
+            $predicate1->like('username', PicoPredicate::generateLikeContains($inputGet->getUsername()));
             $spesification->addAnd($predicate1);
         }
 
         if($inputGet->getEmail() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('email', PicoPredicate::generateLikeContians($inputGet->getEmail()));
+            $predicate1->like('email', PicoPredicate::generateLikeContains($inputGet->getEmail()));
             $spesification->addAnd($predicate1);
         }
         
diff --git a/manual/includes/_specification.md b/manual/includes/_specification.md
index f2019c2..e12a73f 100644
--- a/manual/includes/_specification.md
+++ b/manual/includes/_specification.md
@@ -74,4 +74,4 @@ greaterThanOrEquals
 Static Methods:
 generateLikeStarts
 generateLikeEnds
-generateLikeContians
\ No newline at end of file
+generateLikeContains
\ No newline at end of file
diff --git a/manual/index.html b/manual/index.html
index cbc14a1..1a77a92 100644
--- a/manual/index.html
+++ b/manual/index.html
@@ -1954,21 +1954,21 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+            $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
             $spesificationTitle-&gt;addOr($predicate1);
 
             $predicate2 = new PicoPredicate();
-            $predicate2-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+            $predicate2-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
             $spesificationTitle-&gt;addOr($predicate2);
         }
         if($inputGet-&gt;getTitle() != "")
         {
             $predicate3 = new PicoPredicate();
-            $predicate3-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+            $predicate3-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
             $spesificationTitle-&gt;addOr($predicate3);
 
             $predicate4 = new PicoPredicate();
-            $predicate4-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+            $predicate4-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
             $spesificationTitle-&gt;addOr($predicate4);
         }
 
@@ -2062,14 +2062,14 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+            $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
         if($inputGet-&gt;getTitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+            $predicate1-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2124,7 +2124,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getProducerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('producer.name', PicoPredicate::generateLikeContians($inputGet-&gt;getProducerName()));
+            $predicate1-&gt;like('producer.name', PicoPredicate::generateLikeContains($inputGet-&gt;getProducerName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2135,21 +2135,21 @@ <h3>Find By Specification</h3>
             if($inputGet-&gt;getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+                $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
                 $spesificationTitle-&gt;addOr($predicate1);
 
                 $predicate2 = new PicoPredicate();
-                $predicate2-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+                $predicate2-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
                 $spesificationTitle-&gt;addOr($predicate2);
             }
             if($inputGet-&gt;getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+                $predicate3-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
                 $spesificationTitle-&gt;addOr($predicate3);
 
                 $predicate4 = new PicoPredicate();
-                $predicate4-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+                $predicate4-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
                 $spesificationTitle-&gt;addOr($predicate4);
             }
 
@@ -2159,7 +2159,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getSubtitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('subtitle', PicoPredicate::generateLikeContians($inputGet-&gt;getSubtitle()));
+            $predicate1-&gt;like('subtitle', PicoPredicate::generateLikeContains($inputGet-&gt;getSubtitle()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2173,7 +2173,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getVocalistName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('vocalist.name', PicoPredicate::generateLikeContians($inputGet-&gt;getVocalistName()));
+            $predicate1-&gt;like('vocalist.name', PicoPredicate::generateLikeContains($inputGet-&gt;getVocalistName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2187,7 +2187,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getComposerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('composer.name', PicoPredicate::generateLikeContians($inputGet-&gt;getComposerName()));
+            $predicate1-&gt;like('composer.name', PicoPredicate::generateLikeContains($inputGet-&gt;getComposerName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2201,7 +2201,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getArrangerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('arranger.name', PicoPredicate::generateLikeContians($inputGet-&gt;getArrangerName()));
+            $predicate1-&gt;like('arranger.name', PicoPredicate::generateLikeContains($inputGet-&gt;getArrangerName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2273,7 +2273,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getTitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+            $predicate1-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2328,21 +2328,21 @@ <h3>Find By Specification</h3>
             if($inputGet-&gt;getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+                $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
                 $spesificationTitle-&gt;addOr($predicate1);
 
                 $predicate2 = new PicoPredicate();
-                $predicate2-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+                $predicate2-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
                 $spesificationTitle-&gt;addOr($predicate2);
             }
             if($inputGet-&gt;getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+                $predicate3-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
                 $spesificationTitle-&gt;addOr($predicate3);
 
                 $predicate4 = new PicoPredicate();
-                $predicate4-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+                $predicate4-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
                 $spesificationTitle-&gt;addOr($predicate4);
             }
 
@@ -2399,7 +2399,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getLyric() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('lyric', PicoPredicate::generateLikeContians($inputGet-&gt;getLyric()));
+            $predicate1-&gt;like('lyric', PicoPredicate::generateLikeContains($inputGet-&gt;getLyric()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2439,21 +2439,21 @@ <h3>Find By Specification</h3>
             if($inputGet-&gt;getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+                $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
                 $spesificationTitle-&gt;addOr($predicate1);
 
                 $predicate2 = new PicoPredicate();
-                $predicate2-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+                $predicate2-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
                 $spesificationTitle-&gt;addOr($predicate2);
             }
             if($inputGet-&gt;getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+                $predicate3-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
                 $spesificationTitle-&gt;addOr($predicate3);
 
                 $predicate4 = new PicoPredicate();
-                $predicate4-&gt;like('title', PicoPredicate::generateLikeContians($inputGet-&gt;getTitle()));
+                $predicate4-&gt;like('title', PicoPredicate::generateLikeContains($inputGet-&gt;getTitle()));
                 $spesificationTitle-&gt;addOr($predicate4);
             }
 
@@ -2489,7 +2489,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+            $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2515,7 +2515,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+            $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2541,7 +2541,7 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+            $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
@@ -2567,21 +2567,21 @@ <h3>Find By Specification</h3>
         if($inputGet-&gt;getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('name', PicoPredicate::generateLikeContians($inputGet-&gt;getName()));
+            $predicate1-&gt;like('name', PicoPredicate::generateLikeContains($inputGet-&gt;getName()));
             $spesification-&gt;addAnd($predicate1);
         }
 
         if($inputGet-&gt;getUsername() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('username', PicoPredicate::generateLikeContians($inputGet-&gt;getUsername()));
+            $predicate1-&gt;like('username', PicoPredicate::generateLikeContains($inputGet-&gt;getUsername()));
             $spesification-&gt;addAnd($predicate1);
         }
 
         if($inputGet-&gt;getEmail() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1-&gt;like('email', PicoPredicate::generateLikeContians($inputGet-&gt;getEmail()));
+            $predicate1-&gt;like('email', PicoPredicate::generateLikeContains($inputGet-&gt;getEmail()));
             $spesification-&gt;addAnd($predicate1);
         }
 
diff --git a/src/Database/PicoPredicate.php b/src/Database/PicoPredicate.php
index 534b90e..1b33313 100644
--- a/src/Database/PicoPredicate.php
+++ b/src/Database/PicoPredicate.php
@@ -303,7 +303,7 @@ public static function generateLikeEnds($value)
      * @param string $value
      * @return string
      */
-    public static function generateLikeContians($value)
+    public static function generateLikeContains($value)
     {
         return "%".$value."%";
     }
diff --git a/src/Database/PicoSpecification.php b/src/Database/PicoSpecification.php
index 67eb9f5..7b8fbb3 100644
--- a/src/Database/PicoSpecification.php
+++ b/src/Database/PicoSpecification.php
@@ -65,9 +65,13 @@ public function addAnd($predicate)
         {
             $this->addFilter($predicate, self::LOGIC_AND);
         }
-        if($predicate instanceof PicoSpecification)
+        else if($predicate instanceof PicoSpecification)
         {
             $this->addSubfilter($predicate, self::LOGIC_AND);      
+        }
+        else if(is_array($predicate) && count($predicate) > 1 && is_string($predicate[0]))
+        {
+            $this->addSubfilter(new PicoPredicate($predicate[0], $predicate[1]), self::LOGIC_AND);      
         } 
         return $this;
     }
@@ -84,10 +88,14 @@ public function addOr($predicate)
         {
             $this->addFilter($predicate, self::LOGIC_OR);      
         }  
-        if($predicate instanceof PicoSpecification)
+        else if($predicate instanceof PicoSpecification)
         {
             $this->addSubfilter($predicate, self::LOGIC_OR);      
-        }  
+        }
+        else if(is_array($predicate) && count($predicate) > 1 && is_string($predicate[0]))
+        {
+            $this->addSubfilter(new PicoPredicate($predicate[0], $predicate[1]), self::LOGIC_OR);      
+        }   
         return $this;
     }
 
@@ -360,7 +368,7 @@ public static function fromUserInput($request, $map = null)
                     }
                     else
                     {
-                        $specification->addAnd(PicoPredicate::getInstance()->like(PicoPredicate::functionLower($filter->getColumnName()), PicoPredicate::generateLikeContians(strtolower($filterValue))));
+                        $specification->addAnd(PicoPredicate::getInstance()->like(PicoPredicate::functionLower($filter->getColumnName()), PicoPredicate::generateLikeContains(strtolower($filterValue))));
                     }
                 }
             }
@@ -385,7 +393,7 @@ public static function fullTextSearch($columnName, $keywords)
             {
                 $specification->addAnd(
                     PicoPredicate::getInstance()
-                        ->like(PicoPredicate::functionLower($columnName), PicoPredicate::generateLikeContians(strtolower($word)))
+                        ->like(PicoPredicate::functionLower($columnName), PicoPredicate::generateLikeContains(strtolower($word)))
                 );
             }
         }
diff --git a/tutorial.md b/tutorial.md
index 0314faa..d78a449 100644
--- a/tutorial.md
+++ b/tutorial.md
@@ -2234,21 +2234,21 @@ function createAlbumSpecification($inputGet)
 		if($inputGet->getName() != "")
 		{
 			$predicate1 = new PicoPredicate();
-			$predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+			$predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
 			$spesificationTitle->addOr($predicate1);
 			
 			$predicate2 = new PicoPredicate();
-			$predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+			$predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
 			$spesificationTitle->addOr($predicate2);
 		}
 		if($inputGet->getTitle() != "")
 		{
 			$predicate3 = new PicoPredicate();
-			$predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+			$predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
 			$spesificationTitle->addOr($predicate3);
 			
 			$predicate4 = new PicoPredicate();
-			$predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+			$predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
 			$spesificationTitle->addOr($predicate4);
 		}
 		
@@ -2348,14 +2348,14 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
 
         if($inputGet->getTitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+            $predicate1->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
             $spesification->addAnd($predicate1);
         }
 
@@ -2410,7 +2410,7 @@ class SpecificationUtil
         if($inputGet->getProducerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('producer.name', PicoPredicate::generateLikeContians($inputGet->getProducerName()));
+            $predicate1->like('producer.name', PicoPredicate::generateLikeContains($inputGet->getProducerName()));
             $spesification->addAnd($predicate1);
         }
 
@@ -2421,21 +2421,21 @@ class SpecificationUtil
             if($inputGet->getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate1);
                 
                 $predicate2 = new PicoPredicate();
-                $predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate2);
             }
             if($inputGet->getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate3);
                 
                 $predicate4 = new PicoPredicate();
-                $predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate4);
             }
             
@@ -2445,7 +2445,7 @@ class SpecificationUtil
         if($inputGet->getSubtitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('subtitle', PicoPredicate::generateLikeContians($inputGet->getSubtitle()));
+            $predicate1->like('subtitle', PicoPredicate::generateLikeContains($inputGet->getSubtitle()));
             $spesification->addAnd($predicate1);
         }
 
@@ -2459,7 +2459,7 @@ class SpecificationUtil
         if($inputGet->getVocalistName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('vocalist.name', PicoPredicate::generateLikeContians($inputGet->getVocalistName()));
+            $predicate1->like('vocalist.name', PicoPredicate::generateLikeContains($inputGet->getVocalistName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -2473,7 +2473,7 @@ class SpecificationUtil
         if($inputGet->getComposerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('composer.name', PicoPredicate::generateLikeContians($inputGet->getComposerName()));
+            $predicate1->like('composer.name', PicoPredicate::generateLikeContains($inputGet->getComposerName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -2487,7 +2487,7 @@ class SpecificationUtil
         if($inputGet->getArrangerName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('arranger.name', PicoPredicate::generateLikeContians($inputGet->getArrangerName()));
+            $predicate1->like('arranger.name', PicoPredicate::generateLikeContains($inputGet->getArrangerName()));
             $spesification->addAnd($predicate1);
         }
 
@@ -2559,7 +2559,7 @@ class SpecificationUtil
         if($inputGet->getTitle() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+            $predicate1->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
             $spesification->addAnd($predicate1);
         }
 
@@ -2614,21 +2614,21 @@ class SpecificationUtil
             if($inputGet->getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate1);
                 
                 $predicate2 = new PicoPredicate();
-                $predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate2);
             }
             if($inputGet->getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate3);
                 
                 $predicate4 = new PicoPredicate();
-                $predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate4);
             }
             
@@ -2685,7 +2685,7 @@ class SpecificationUtil
         if($inputGet->getLyric() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('lyric', PicoPredicate::generateLikeContians($inputGet->getLyric()));
+            $predicate1->like('lyric', PicoPredicate::generateLikeContains($inputGet->getLyric()));
             $spesification->addAnd($predicate1);
         }
 
@@ -2725,21 +2725,21 @@ class SpecificationUtil
             if($inputGet->getName() != "")
             {
                 $predicate1 = new PicoPredicate();
-                $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate1);
                 
                 $predicate2 = new PicoPredicate();
-                $predicate2->like('title', PicoPredicate::generateLikeContians($inputGet->getName()));
+                $predicate2->like('title', PicoPredicate::generateLikeContains($inputGet->getName()));
                 $spesificationTitle->addOr($predicate2);
             }
             if($inputGet->getTitle() != "")
             {
                 $predicate3 = new PicoPredicate();
-                $predicate3->like('name', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate3->like('name', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate3);
                 
                 $predicate4 = new PicoPredicate();
-                $predicate4->like('title', PicoPredicate::generateLikeContians($inputGet->getTitle()));
+                $predicate4->like('title', PicoPredicate::generateLikeContains($inputGet->getTitle()));
                 $spesificationTitle->addOr($predicate4);
             }
             
@@ -2776,7 +2776,7 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -2802,7 +2802,7 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -2828,7 +2828,7 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
         
@@ -2854,21 +2854,21 @@ class SpecificationUtil
         if($inputGet->getName() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('name', PicoPredicate::generateLikeContians($inputGet->getName()));
+            $predicate1->like('name', PicoPredicate::generateLikeContains($inputGet->getName()));
             $spesification->addAnd($predicate1);
         }
 
         if($inputGet->getUsername() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('username', PicoPredicate::generateLikeContians($inputGet->getUsername()));
+            $predicate1->like('username', PicoPredicate::generateLikeContains($inputGet->getUsername()));
             $spesification->addAnd($predicate1);
         }
 
         if($inputGet->getEmail() != "")
         {
             $predicate1 = new PicoPredicate();
-            $predicate1->like('email', PicoPredicate::generateLikeContians($inputGet->getEmail()));
+            $predicate1->like('email', PicoPredicate::generateLikeContains($inputGet->getEmail()));
             $spesification->addAnd($predicate1);
         }