si ha venido la semana pasada
si ha venido la semana pasada !
s i WORD_BOUNDARY a WORD_BOUNDARY β e̞ n i d o̞ WORD_BOUNDARY l a WORD_BOUNDARY s e̞ m a n a WORD_BOUNDARY p a s a d a WORD_BOUNDARY
s i WORD_BOUNDARY h a WORD_BOUNDARY v e n i d o WORD_BOUNDARY l a WORD_BOUNDARY s e m a n a WORD_BOUNDARY p a s a d a WORD_BOUNDARY ! WORD_BOUNDARY