arby[7], bary[7], raby[7], ryba[7], bery[7], erby[7], arab[6], arba[6], bara[6], raba[6], bera[6], rabe[6],
aby[6], bry[6], ryb[6], arb[5], bar[5], rab[5], ber[5], erb[5], reb[5], ary[4], ery[4], ara[3], era[3], rea[3],
by[5], ba[4], be[4], aa[2], ar[2], er[2], re[2],
