+matches at least one character from the set below:
A-Zone character from A (6510) to Z (9010) (case insensitive)
a-zone character from a (9710) to z (12210) (case insensitive)
0-9one character from 0 (4810) to 9 (5710)
а-яone character from а (107210) to я (110310) (case insensitive)
А-Яone character from А (104010) to Я (107110) (case insensitive)
\ the literal (3210 / 408 / 2016)