a-a a-z aaa aad aam aao aar aaz ad- ada add adm ado adr adz ama amd amm amo amr amz aoa aod aom aoo aor ar- ara ard arm aro arr arz az- aza azd azm azo azz daa dad dam dao dar daz dda ddd ddm ddo ddr ddz dma dmd dmm dmo dmr dmz doa dod dom doo dor doz dra drd drm dro drr drz dza dzd dzo dzr m-o m-r maa mad mam mao mar maz mda mdd mdm mdo mdr mdz mma mmd mmm mmo mmr mmz moa mod mom moo mor moz mra mrd mrm mro mrr mrz mza mzm oaa oad oam oao oar oda odd odm odo odr om- oma omd omm omo omr omz oo- ooa ood oom ooo oor or- ora ord orm oro orr orz oza ozm ozo ozz ra- raa rad ram rao rar raz rda rdd rdm rdo rdr rma rmd rmm rmo rmr roa rod rom roo ror roz rra rrd rrm rrr rza rzm rzo zaa zad zam zao zar zaz zdm zma zmd zmm zo- zoa zod zom zoo zor zro zzr zzz