yuko[8], kusy[8], skuy[8], syku[8], kuso[7], osku[7], skuo[7], soku[7], suko[7], ukos[7], kosy[6],
kyu[7], oku[6], suk[6], sou[5], syk[5], kos[4], sok[4], osy[4],
ku[5], su[4], ko[3], ok[3], os[2],
