ah bah c'est tombé
ah bah être tomber
co co v:aux part
ah bah c'est tombé .
a WORD_BOUNDARY b a WORD_BOUNDARY s ɛ WORD_BOUNDARY t ɔ̃ b e WORD_BOUNDARY
a h WORD_BOUNDARY b a h WORD_BOUNDARY c ' e s t WORD_BOUNDARY t o m b é WORD_BOUNDARY