nieb[6], brei[6], brie[6], birr[6], inne[4],
ben[5], bin[5], ibn[5], ber[5], erb[5], reb[5], brr[5], nie[3], rei[3], ner[3], ren[3], inr[3],
be[4], bi[4], en[2], in[2], ni[2], er[2], re[2],
