febr[10], fibr[10], efir[8], bied[7], berd[7], debr[7], brei[6], brie[6], birr[6], brew[6], brwi[6], dier[5], dwie[5], drew[5], drwi[5], rwie[4],
ref[7], frr[7], bid[6], ber[5], erb[5], reb[5], brr[5], web[5], der[4], red[4], drr[4], diw[4], wid[4], rei[3], wie[3], rew[3], wre[3], wir[3], wrr[3],
ef[6], fe[6], fi[6], be[4], bi[4], de[3], id[3], er[2], re[2], ew[2], we[2], iw[2],
