bet[6], bot[6], bee[5], bez[5], eto[4], set[4], sto[4], tez[4], zet[4], ezo[3],
be[4], bo[4], et[3], te[3], ot[3], to[3], ts[3], ee[2], eo[2], es[2], se[2], os[2], ez[2], ze[2], oz[2],