la fais pas tomber
la faire pas tomber
co v:mdl neg v
la fais pas tomber !
l a WORD_BOUNDARY f ɛ WORD_BOUNDARY p a WORD_BOUNDARY t ɔ̃ b e WORD_BOUNDARY
l a WORD_BOUNDARY f a i s WORD_BOUNDARY p a s WORD_BOUNDARY t o m b e r WORD_BOUNDARY