Regular Expressions 101

Explanation
Pro

Non-Capturing Group(?:\G(?!\A)|\()

1st Alternative\G(?!\A)

\Gstart of current search

Negative Lookahead(?!\A)

\Astart of string

2nd Alternative\(

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Negated Character Class[^()]*?

*?matches any number of characters outside the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\Kresets the starting point of the reported match. Any previously consumed characters are no longer included in the final match

oopsthe literal text oops (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

25 tokens

(?:\G(?!\A)|\()[^()]*?\Koops

New

bla bla bla (bla oops bla
bla bla oops bla  oops
bla bla bla) bla oops
bla bla bla 
oops bla (bla bla oops
bla)

bla bla bla (bla oops bla
bla bla oops bla  oops
bla bla bla) bla oops
bla bla bla 
oops bla (bla bla oops
bla)