bek[6], bel[6], ble[6], dek[5], kel[5], kle[5], lek[5], ber[5], erb[5], reb[5], web[5], der[4], red[4], ker[4], rek[4], wek[4], lew[4], rew[3], wre[3],
be[4], de[3], el[3], er[2], re[2], ew[2], we[2],