elf[8], ref[7], fez[7], bek[6], bel[6], ble[6], hel[6], kel[5], kle[5], lek[5], ber[5], erb[5], reb[5], her[5], bez[5], ker[4], rek[4], zek[4], zer[3],
ef[6], fe[6], be[4], eh[4], he[4], el[3], er[2], re[2], ez[2], ze[2],