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  1. import re
  2. print(re.findall(r'[^aiueo]([aiueoAIUEO]{2,})(?=[^aiueo])', 'moomoom'))
  3. print(re.findall(r'[^aiueo]([aiueoAIUEO]{2,})[^aiueo]', 'moomoom'))
Success #stdin #stdout 0.01s 27720KB
stdin
Standard input is empty
stdout
['oo', 'oo']
['oo']