嘩 跌 倒 aa3
waa3 dit3 dou2 aa3
int v v fil
嘩 跌 倒 aa3 .
w a̞˧ WORD_BOUNDARY t i˧ t WORD_BOUNDARY t ou˧˥ WORD_BOUNDARY a̞˧ WORD_BOUNDARY
嘩 WORD_BOUNDARY 跌 WORD_BOUNDARY 倒 WORD_BOUNDARY a a 3 WORD_BOUNDARY . WORD_BOUNDARY