esta esta mama abre abre mama abre abre
esta esta mama abre abre mama abre abre .
e̞ s t a WORD_BOUNDARY e̞ s t a WORD_BOUNDARY m a m a WORD_BOUNDARY a β ɾ e̞ WORD_BOUNDARY a β ɾ e̞ WORD_BOUNDARY m a m a WORD_BOUNDARY a β ɾ e̞ WORD_BOUNDARY a β ɾ e̞ WORD_BOUNDARY
e s t a WORD_BOUNDARY e s t a WORD_BOUNDARY m a m a WORD_BOUNDARY a b r e WORD_BOUNDARY a b r e WORD_BOUNDARY m a m a WORD_BOUNDARY a b r e WORD_BOUNDARY a b r e WORD_BOUNDARY . WORD_BOUNDARY