athe literal a (9710 / 1418 / 6116) (case sensitive)
b{2,5}the literal b (9810 / 1428 / 6216) (case sensitive), repeated between 2 and 5 times
cthe literal c (9910 / 1438 / 6316) (case sensitive)
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