bong[8], kong[7], kobo[7], obok[7], kogo[7], bono[6], obon[6], nogo[6], ogon[6], okno[5],
bok[6], kog[6], bon[5], gon[5], nok[4], oko[4], ono[3],
bo[4], go[4], ko[3], ok[3], no[2], on[2],
