zer san tzo e
zer san tzo e ?
s̪̻ e ɾ WORD_BOUNDARY s̺ a n WORD_BOUNDARY t̪̻s̪̻ o WORD_BOUNDARY e WORD_BOUNDARY
z e r WORD_BOUNDARY s a n WORD_BOUNDARY t z o WORD_BOUNDARY e WORD_BOUNDARY ? WORD_BOUNDARY