esta tarde qué pasaba
esta tarde qué pasaba ?
e̞ s t a WORD_BOUNDARY t a ɾ d e̞ WORD_BOUNDARY k e̞ WORD_BOUNDARY p a s a β a WORD_BOUNDARY
e s t a WORD_BOUNDARY t a r d e WORD_BOUNDARY q u é WORD_BOUNDARY p a s a b a WORD_BOUNDARY ? WORD_BOUNDARY