entra por la puerta
entra por la puerta ?
ɛ n t ɾ a WORD_BOUNDARY p o ɾ WORD_BOUNDARY l a WORD_BOUNDARY p w e ɾ t a WORD_BOUNDARY
e n t r a WORD_BOUNDARY p o r WORD_BOUNDARY l a WORD_BOUNDARY p u e r t a WORD_BOUNDARY