character(s){m,}

Where one or more characters is followed by {m,}

Use it to match the preceding character(s) at least m times.

[character- range]{m,}

Where a character range is followed by {m,}

Use it to match the preceding character range at least m times.

ba{2, }b

Error: Unexpected input.

Do not add a space behind the comma!

ba{2,}b

'baab', 'baaab', but not 'bb', 'bab'

ba{0,}b

'bb', 'bab', 'baab', 'baaab', ...

b?{3,}b

baaab, baaaab, baaaaab, etc.

[a-z]{15,}

transliteration, functionalities, Files\ZyLAB\Information, etc.

3{2,}

33, 333, etc.