/**
  * Search tag for auto completion
  *
  * @param string      $string     unfinished word string
  * @param string|null $instanceId instance id
  * @param int         $take       take item count
  * @return TagEntity[]
  */
 public function autoCompletion($string, $instanceId = null, $take = 15)
 {
     return $this->repo->fetchSimilar($this->decomposer->execute($string), $instanceId, $take);
 }