aa1 有 嘢 aa3
aa1 jau5 je5 aa3
fil v n fil
aa1 有 嘢 aa3 ?
aː ˥ WORD_BOUNDARY j ɐu ˩˧ WORD_BOUNDARY j ɛː ˩˧ WORD_BOUNDARY aː ˧ WORD_BOUNDARY
a a 1 WORD_BOUNDARY 有 WORD_BOUNDARY 嘢 WORD_BOUNDARY a a 3 WORD_BOUNDARY