mamá cuéntalo tú
mamá conta tú
n imp pro:sub
mamá cuéntalo tú .
m a m a WORD_BOUNDARY k w e̞ n t a l o̞ WORD_BOUNDARY t u WORD_BOUNDARY
m a m á WORD_BOUNDARY c u é n t a l o WORD_BOUNDARY t ú WORD_BOUNDARY . WORD_BOUNDARY