byty[9], baty[8], bity[8], abat[7], bata[7], bita[7],
byt[7], bat[6], tab[6], bit[6], aby[6], bai[5], aty[5], ata[4], tai[4], aaa[3],
by[5], ba[4], bi[4], ty[4], at[3], ta[3], aa[2],
