See ↑ FAULT 1, ↑ PROBLEM 1,12, ↑ WORRIED/WORRYING 2
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• ↑ be asking for trouble
• ↑ be in trouble
• ↑ cause/make trouble
• ↑ get into trouble
• ↑ have difficulty/trouble
• ↑ have trouble/difficulty
• ↑ put sb to a lot of trouble
• ↑ stay out of trouble
• ↑ take the trouble to do sth
• ↑ the trouble/problem is