public static function init() {
$listDelimiterMW = MagicWord::get( 'wc_list_delimiter' );
$rangeDelimiterMW = MagicWord::get( 'wc_range_delimiter' );
self::$listTerms = '\s*' . implode( '\s*|\s*', $listDelimiterMW->getSynonyms() ) . '\s*|\s+';
self::$rangeTerms = '/^\p{Zs}*[\p{Pi}"\']?((?(?<=[\p{Pi}"\']).*?(?=[\p{Pf}"\'])|(?(?=\p{Ps}).+?\p{Pe}|.))*?)[\p{Pf}"\']?\p{Zs}*(?:' . implode( '|', $rangeDelimiterMW->getSynonyms() ) . '|\p{Pd})\p{Zs}*[\p{Pi}"\']*(.*?)[\p{Pf}"\']*\p{Zs}*$/uS';
}
