protected function getSearchQuery(Builder $query, $column, $relevance, array $words, $relevance_multiplier, $pre_word = '', $post_word = '')
    {
        $like_comparator = $this->getDatabaseDriver() == 'pgsql' ? 'ILIKE' : 'LIKE';
        $cases = [];

        foreach ($words as $word)
        {
            $cases[] = $this->getCaseCompare($column, $like_comparator, $relevance * $relevance_multiplier);
            $this->search_bindings[] = $pre_word . $word . $post_word;
        }

        return implode(' + ', $cases);
    }