a-a a-z aaa aae aam aao aaz aea aee aem aeo aez ama ame amm amo amz aoa aoe aom aoo az- aza aze azm azo azz eaa eae eam eao eaz eea eee eem eeo em- ema eme emm emo eo- eoa eoe eom eoo eze ezo ezz m-o maa mae mam mao maz mea mee mem meo mez mma mme mmm mmo mmz moa moe mom moo moz mza mzm oaa oae oam oao oea oee oem oeo om- oma ome omm omo omz oo- ooa oom ooo oza oze ozm ozo ozz zaa zam zao zaz zea zee zem zeo zez zma zmm zo- zoa zoe zom zoo zzz