aa1 有 嘢 aa3
aa1 jau5 je5 aa3
fil v n fil
aa1 有 嘢 aa3 ?
a˥ WORD_BOUNDARY j ɐ˨ w˧ WORD_BOUNDARY j ɛ˨˧ WORD_BOUNDARY a˧ WORD_BOUNDARY
a a 1 WORD_BOUNDARY 有 WORD_BOUNDARY 嘢 WORD_BOUNDARY a a 3 WORD_BOUNDARY ? WORD_BOUNDARY