知 唔 知 aa4
zi1 m4 zi1 aa4
v adv:neg v sfp
知 唔 知 aa4 ?
ts i˥ WORD_BOUNDARY m̩˧˩̰ WORD_BOUNDARY ts i˥ WORD_BOUNDARY a̞˧˩̰ WORD_BOUNDARY
知 WORD_BOUNDARY 唔 WORD_BOUNDARY 知 WORD_BOUNDARY a a 4 WORD_BOUNDARY ? WORD_BOUNDARY