biper[8], rybie[8], rypie[7],
bery[7], erby[7], bryi[7], rybi[7], brei[6], brie[6], pery[6], repy[6], peri[5],
bry[6], ryb[6], ber[5], erb[5], reb[5], pyr[5], ryp[5], pie[4], per[4], rep[4], ery[4], rei[3],
by[5], be[4], bi[4], pe[3], pi[3], ii[2], er[2], re[2],
