a entrar va a entrar
i a entra
v prepart inf
a entrar va a entrar .
a WORD_BOUNDARY e̞ n t ɾ a ɾ WORD_BOUNDARY β a WORD_BOUNDARY a WORD_BOUNDARY e̞ n t ɾ a ɾ WORD_BOUNDARY
a WORD_BOUNDARY e n t r a r WORD_BOUNDARY v a WORD_BOUNDARY a WORD_BOUNDARY e n t r a r WORD_BOUNDARY . WORD_BOUNDARY