hola buenas_tardes
hola buenas_tardes
co co
hola buenas tardes .
o̞ l a WORD_BOUNDARY β w e̞ n a s WORD_BOUNDARY t a ɾ d e̞ s WORD_BOUNDARY
h o l a WORD_BOUNDARY b u e n a s WORD_BOUNDARY t a r d e s WORD_BOUNDARY . WORD_BOUNDARY