+matches at least one character from the set below:
.the literal . (4610 / 568 / 2E16)
\wa Unicode word character
@the literal @ (6410 / 1008 / 4016)
\w+a Unicode word character, repeated at least once
\.the literal . (4610 / 568 / 2E16)
\w+a Unicode word character, repeated at least once