dran[4], rand[4], sand[4], aars[4], aras[4], rads[4],
dan[3], aar[3], ara[3], dar[3], rad[3], ran[3], aas[3], das[3], ans[3], ars[3], ras[3],
aa[2], ad[2], da[2], an[2], na[2], ar[2], as[2],
