protected function getLangPhrases(array $labels, array &$messagesToRegister)
    {
        $messages = [];

        foreach ($labels as $label) {
            if (!$this->isMessageExists($label->localeGroup, $label->lang) || $this->option('force')) {
                $messages[] = $this->getMessage($label);
                $messagesToRegister[$label->localeGroup] = $label->text;
            }
        }

        $glue = "," . PHP_EOL;

        return !isset($messages[0]) ? '' : implode($glue, $messages) . $glue;
    }