byle[8], bery[7], erby[7], lycr[7], cery[6], ryle[6],
bel[6], ble[6], bry[6], ryb[6], cel[5], cle[5], lec[5], ber[5], erb[5], reb[5], cer[4], ery[4],
by[5], be[4], ce[3], el[3], er[2], re[2],
