a_ver mamá mira
a_ver mamá mira
co n co
a ver mamá mira .
a WORD_BOUNDARY β e̞ ɾ WORD_BOUNDARY m a m a WORD_BOUNDARY m i ɾ a WORD_BOUNDARY
a WORD_BOUNDARY v e r WORD_BOUNDARY m a m á WORD_BOUNDARY m i r a WORD_BOUNDARY . WORD_BOUNDARY