berd[7], debr[7], brem[7], derm[6], bers[6], bess[6], dres[5], mess[5], sers[4],
dem[5], ber[5], erb[5], reb[5], brr[5], der[4], red[4], mer[4], rem[4], drr[4], des[4], mes[4], sem[4], ser[3],
be[4], de[3], em[3], me[3], er[2], re[2], es[2], se[2],
