bonko[8], bosko[8], osobo[7], okson[6], onkos[6], osoko[6],
kobo[7], obok[7], boks[7], bono[6], obon[6], snob[6], boso[6], okno[5], noks[5], skon[5], koso[5], osok[5],
bok[6], bon[5], nok[4], oko[4], kos[4], sok[4], ono[3], nos[3], son[3], oso[3],
bo[4], ko[3], ok[3], no[2], on[2], os[2],
