add index on clean value

application/src/LexiconBundle/Entity/Word.php

@@ -6,9 +6,13 @@ use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\Common\Collections\Collection;
 use Doctrine\ORM\Mapping as ORM;
 use JsonSerializable;
+use Doctrine\ORM\Mapping\Index;
 
 /**
- * @ORM\Table(name="lexicon_word")
+ * @ORM\Table(name="lexicon_word", indexes={
+ *  @Index(columns={"clean_value"}, name="cleanValue"),
+ *  @Index(name="language", columns={"language_id"}),
+ * }))
  * @ORM\Entity(repositoryClass="LexiconBundle\Repository\WordRepository")
  */
 class Word implements JsonSerializable

application/src/MagicWordBundle/Manager/GridManager.php

@@ -48,6 +48,7 @@ class GridManager
     public function generate(Language $language, $debug = false, $minBigram = null)
     {
         $grid = $this->newGrid($language, 4);
+
         $minBigram = ($minBigram == null) ? $language->getMinBigram() : $minBigram;
         $letters = $this->lottery($language, 4, $debug, $minBigram);