搵 邊 喂 aa3
wan2 bin1 wai2 aa3
v dem co fil
搵 邊 喂 aa3 ?
w ɐ˧˥ n WORD_BOUNDARY p i˥ n WORD_BOUNDARY w ɐi˧˥ WORD_BOUNDARY a̞˧ WORD_BOUNDARY
搵 WORD_BOUNDARY 邊 WORD_BOUNDARY 喂 WORD_BOUNDARY a a 3 WORD_BOUNDARY ? WORD_BOUNDARY