mamb[8], abym[8], amba[7], ameb[7], mamy[7], memy[7], mama[6], maya[6], maye[6],
bym[7], amb[6], bam[6], aby[6], mym[6], mam[5], mem[5], may[5], yam[5], maa[4],
by[5], ba[4], be[4], my[4], ma[3], em[3], me[3], aa[2],
