koku[8], kuks[8], kuso[7], osku[7], skuo[7], soku[7], suko[7], ukos[7], koks[6], skok[6],
kuk[7], oku[6], suk[6], kok[5], sou[5], kos[4], sok[4],
ku[5], su[4], ko[3], ok[3], os[2],