on n' a pas l'impression
on ne avoir pas impression
pro:sub neg v:aux neg n
on n' a pas l'impression .
ɔ̃ WORD_BOUNDARY  ɛ n WORD_BOUNDARY a WORD_BOUNDARY p a WORD_BOUNDARY l ɛ̃ p ʁ ɛ s j ɔ̃ WORD_BOUNDARY
o n WORD_BOUNDARY n ' WORD_BOUNDARY a WORD_BOUNDARY p a s WORD_BOUNDARY l ' i m p r e s s i o n WORD_BOUNDARY