brei[6], brie[6], brew[6], brwi[6], peri[5], werp[5], rwie[4],
pip[5], ber[5], erb[5], reb[5], web[5], pie[4], per[4], rep[4], piw[4], rei[3], wie[3], rew[3], wre[3], wir[3],
be[4], bi[4], pe[3], pi[3], er[2], re[2], ew[2], we[2], iw[2],
