you're not careful but you better be careful
you not careful but you good be careful
pro:per neg co conj pro:per adj aux co
you're not careful but you better be careful .
j ʊ ɹ WORD_BOUNDARY n ɑː t WORD_BOUNDARY k ɛ ɹ f ə l WORD_BOUNDARY b ʌ t WORD_BOUNDARY j uː WORD_BOUNDARY b ɛ ɾ ɚ WORD_BOUNDARY b iː WORD_BOUNDARY k ɛ ɹ f ə l WORD_BOUNDARY
y o u ' r e WORD_BOUNDARY n o t WORD_BOUNDARY c a r e f u l WORD_BOUNDARY b u t WORD_BOUNDARY y o u WORD_BOUNDARY b e t t e r WORD_BOUNDARY b e WORD_BOUNDARY c a r e f u l WORD_BOUNDARY