on n' en a pas acheté
on ne en avoir pas acheter
pro:sub neg pro:y v:aux neg part
on n' en a pas acheté .
ɔ̃ WORD_BOUNDARY  ɛ n WORD_BOUNDARY ɑ̃ n WORD_BOUNDARY a WORD_BOUNDARY p a z WORD_BOUNDARY a ʃ t e WORD_BOUNDARY
o n WORD_BOUNDARY n ' WORD_BOUNDARY e n WORD_BOUNDARY a WORD_BOUNDARY p a s WORD_BOUNDARY a c h e t é WORD_BOUNDARY