enbu[8], beru[8], bure[8], erbu[8], biur[8], nieb[6], brei[6], brie[6], unie[6], renu[6], uren[6], inru[6], ruin[6], runi[6],
bun[7], bru[7], bur[7], ben[5], bin[5], ibn[5], ber[5], erb[5], reb[5], rui[5], nur[5], run[5], urn[5], nie[3], rei[3], ner[3], ren[3], inr[3],
bu[6], be[4], bi[4], nu[4], en[2], in[2], ni[2], er[2], re[2],
