+matches at least one character from the set below:
а-яone character from а (107210) to я (110310) (case sensitive)
А-Яone character from А (104010) to Я (107110) (case sensitive)
\wany word character
\da digit
\,the literal , (4410 / 548 / 2C16)
\.the literal . (4610 / 568 / 2E16)
\!the literal ! (3310 / 418 / 2116)