herb[8], brei[6], brie[6], birr[6], peri[5],
hep[6], hip[6], phi[6], ber[5], erb[5], reb[5], her[5], brr[5], pie[4], per[4], rep[4], prr[4], rei[3],
be[4], eh[4], he[4], bi[4], hi[4], pe[3], pi[3], er[2], re[2],
