做 乜 事 aa3
zou6 mat1 si6 aa3
v wh n fil
做 乜 事 aa3 ?
ts ou˨ WORD_BOUNDARY m ɐ˥ t WORD_BOUNDARY s i˨ WORD_BOUNDARY a̞˧ WORD_BOUNDARY
做 WORD_BOUNDARY 乜 WORD_BOUNDARY 事 WORD_BOUNDARY a a 3 WORD_BOUNDARY ? WORD_BOUNDARY