bok[6], kog[6], bot[6], tog[6], hot[6], bon[5], gon[5], kot[5], kto[5], tok[5], gzo[5], nok[4], not[4], ton[4], zon[3],
bo[4], go[4], ho[4], oh[4], ko[3], ok[3], ot[3], to[3], no[2], on[2], oz[2],
