pety[7], poty[7], pyto[7], topy[7], tyto[7], toto[6],
pyt[6], typ[6], pet[5], pot[5], top[5], opy[5], ety[5], eto[4], oto[4],
ty[4], pe[3], op[3], po[3], et[3], te[3], ot[3], to[3], ee[2], eo[2],
