買 唔 買 aa3
maai5 m4 maai5 aa3
v adv:neg v fil
買 唔 買 aa3 ?
m a˨ j WORD_BOUNDARY m˧˩̰ WORD_BOUNDARY m a˨ j WORD_BOUNDARY a˧ WORD_BOUNDARY
買 WORD_BOUNDARY 唔 WORD_BOUNDARY 買 WORD_BOUNDARY a a 3 WORD_BOUNDARY ? WORD_BOUNDARY