abas[6], baas[6], bads[6], abis[6], aids[4], dias[4],
aba[5], bad[5], abi[5], bai[5], bis[5], dia[3], aas[3], das[3], ais[3], dis[3],
ab[4], bi[4], aa[2], ad[2], da[2], ai[2], as[2], si[2],