mamb[8], ameb[7], bean[6], amen[5], eman[5], mena[5],
amb[6], bam[6], mam[5], mem[5], ban[5], ben[5], man[4], nam[4], men[4], nem[4],
ba[4], be[4], ma[3], em[3], me[3], na[2], en[2],
