rebe[6], bers[6], bess[6], eser[4], eses[4], sens[4], sers[4],
bee[5], ben[5], ber[5], erb[5], reb[5], ner[3], ren[3], sen[3], ser[3],
be[4], ee[2], en[2], er[2], re[2], es[2], se[2],
