倒 aa1 倒 aa1
dou2 aa1 dou2 aa1
v fil asp fil
倒 aa1 倒 aa1 .
t ou˧˥ WORD_BOUNDARY a̞˥ WORD_BOUNDARY t ou˧˥ WORD_BOUNDARY a̞˥ WORD_BOUNDARY
倒 WORD_BOUNDARY a a 1 WORD_BOUNDARY 倒 WORD_BOUNDARY a a 1 WORD_BOUNDARY . WORD_BOUNDARY