都 唔 知 aa4
dou1 m4 zi1 aa4
adv adv:neg v sfp
都 唔 知 aa4 .
t ou˥ WORD_BOUNDARY m̩˧˩̰ WORD_BOUNDARY ts i˥ WORD_BOUNDARY a̞˧˩̰ WORD_BOUNDARY
都 WORD_BOUNDARY 唔 WORD_BOUNDARY 知 WORD_BOUNDARY a a 4 WORD_BOUNDARY . WORD_BOUNDARY