kokos[7], kokso[7], kwoko[7], wskok[7], osoko[6], okowo[6], skowo[6],
koko[6], koks[6], skok[6], kwok[6], koso[5], osok[5], woko[5], wosk[5], sowo[4],
kok[5], oko[4], kos[4], sok[4], kwo[4], wok[4], oso[3], owo[3],
ko[3], ok[3], os[2],