zac zac zac zac
zac
on
zac zac zac zac .
dz ɐ k WORD_BOUNDARY dz ɐ k WORD_BOUNDARY dz ɐ k WORD_BOUNDARY dz ɐ k WORD_BOUNDARY
z a c WORD_BOUNDARY z a c WORD_BOUNDARY z a c WORD_BOUNDARY z a c WORD_BOUNDARY . WORD_BOUNDARY