^start of line
httpthe literal text http (case sensitive) s?optionally matches the literal s (11510 / 1638 / 7316) (case sensitive)
:the literal : (5810 / 728 / 3A16)
\/the literal / (4710 / 578 / 2F16)
\/the literal / (4710 / 578 / 2F16)
wwwthe literal text www (case sensitive) \.the literal . (4610 / 568 / 2E16)
googlethe literal text google (case sensitive) {1,2}repeats the group contents below between 1 and 2 times:
\.the literal . (4610 / 568 / 2E16)
.{1,3}any character (except for line terminators), repeated between 1 and 3 times
\/the literal / (4710 / 578 / 2F16)
?repeats the group contents below at most once:
searchthe literal text search (case sensitive) \?the literal ? (6310 / 778 / 3F16)
Negative Lookahead(?!flights|maps|advanced_search) flightsthe literal text flights (case sensitive) mapsthe literal text maps (case sensitive) 3rd Alternativeadvanced_search advanced_searchthe literal text advanced_search (case sensitive) Negative Lookahead(?!.*&tbm=(shop|fin)&) .*any character (except for line terminators), repeated any number of times
&tbm=the literal text &tbm= (case sensitive) shopthe literal text shop (case sensitive) finthe literal text fin (case sensitive) &the literal & (3810 / 468 / 2616)
.*any character (except for line terminators), repeated any number of times
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