boum je suis tombée
boum je être tomber
on pro:sub v:aux part
boum je suis tombée !
b u m WORD_BOUNDARY ʒ ə WORD_BOUNDARY s y i WORD_BOUNDARY t ɔ̃ b e WORD_BOUNDARY
b o u m WORD_BOUNDARY j e WORD_BOUNDARY s u i s WORD_BOUNDARY t o m b é e WORD_BOUNDARY