está mirando para atrás
esta mira para atrás
aux part prep adv
está mirando para atrás .
e̞ s t a WORD_BOUNDARY m i ɾ a n d o̞ WORD_BOUNDARY p a ɾ a WORD_BOUNDARY a t ɾ a s WORD_BOUNDARY
e s t á WORD_BOUNDARY m i r a n d o WORD_BOUNDARY p a r a WORD_BOUNDARY a t r á s WORD_BOUNDARY . WORD_BOUNDARY