aa3 唔 肥 aa4
aa3 m4 fei4 aa4
fil adv:neg v sfp
aa3 唔 肥 aa4 ?
a̞˧ WORD_BOUNDARY m̩˧˩̰ WORD_BOUNDARY f ei˧˩̰ WORD_BOUNDARY a̞˧˩̰ WORD_BOUNDARY
a a 3 WORD_BOUNDARY 唔 WORD_BOUNDARY 肥 WORD_BOUNDARY a a 4 WORD_BOUNDARY ? WORD_BOUNDARY