public function findMatchingTranslatables($value, $sourceLocale, $useWildCard = false)
    {
        // i need to use a queryBuilder as the repository doesn't let me do regex queries (i guess so..)
        $builder = $this->manager->createQueryBuilder(Translation::class);
        $builder
            ->field('language')->equals($sourceLocale);

        if ($useWildCard === true) {
            $value = new \MongoRegex($value);
        }

        /*
         * we have 2 cases to match
         * - 'translated' is set and matches
         * - 'translated' is not present, so 'original' can match (as this is inserted 'virtually')
         */
        $builder->addAnd(
            $builder->expr()
                ->addOr(
                    $builder->expr()->field('localized')->equals($value)
                )
                ->addOr(
                    $builder->expr()
                        ->field('localized')->equals(null)
                        ->field('original')->equals($value)
                )
        );

        $query = $builder->getQuery();

        return $query->execute()->toArray();
    }