laa4 唔 好食 aa3
laa4 m4 aa3
sfp adv:neg fil
laa4 唔 好食 aa3 .
l a̞˧˩̰ WORD_BOUNDARY m̩˧˩̰ WORD_BOUNDARY a̞˧ WORD_BOUNDARY
l a a 4 WORD_BOUNDARY 唔 WORD_BOUNDARY 好 食 WORD_BOUNDARY a a 3 WORD_BOUNDARY . WORD_BOUNDARY