beg[7], bek[6], keg[6], bok[6], kog[6], ego[5], kop[5], bez[5], gez[5], gzo[5], eko[4], zek[4], ezo[3],
be[4], bo[4], go[4], ko[3], ok[3], pe[3], op[3], po[3], eo[2], ez[2], ze[2], oz[2],