\ban ASCII word boundary
\w+any word character, repeated at least once
\ban ASCII word boundary
*the literal (3210 / 408 / 2016) , repeated any number of times
\.the literal . (4610 / 568 / 2E16)
Negative Lookahead(?!(rM|rD|srM|ssiM)) rMthe literal text rM (case insensitive) rDthe literal text rD (case insensitive) srMthe literal text srM (case insensitive) ssiMthe literal text ssiM (case insensitive) g modifier: global. Finds all matches instead of stopping after the first
i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters