but you must be careful
but you must be care
conj pro:per mod cop adj
but you must be careful .
b ʌ t WORD_BOUNDARY j uː WORD_BOUNDARY m ʌ s t WORD_BOUNDARY b iː WORD_BOUNDARY k ɛ ɹ f ə l WORD_BOUNDARY
b u t WORD_BOUNDARY y o u WORD_BOUNDARY m u s t WORD_BOUNDARY b e WORD_BOUNDARY c a r e f u l WORD_BOUNDARY