\w+a Unicode word character, repeated at least once
Non-Capturing Group(?:\s+\w+)* *repeats the group contents below any number of times:
\s+a Unicode whitespace character, repeated at least once
\w+a Unicode word character, repeated at least once
\s*a Unicode whitespace character, repeated any number of times
,the literal , (4410 / 548 / 2C16)
\s*a Unicode whitespace character, repeated any number of times
Non-Capturing Group(?:\w+\s+)* *repeats the group contents below any number of times:
\w+a Unicode word character, repeated at least once
\s+a Unicode whitespace character, repeated at least once
\w+a Unicode word character, repeated at least once
g modifier: global. Finds all matches instead of stopping after the first