a-a a-z aaa aad aam aar aaz ad- ada add adm adr adz ama amd amm amr amz ar- ara ard arm arr arz az- aza azd azm azz daa dad dam dar daz dda ddd ddm ddr ddz dma dmd dmm dmr dmz dra drd drm drr drz dza dzd dzr m-r maa mad mam mar maz mda mdd mdm mdr mdz mma mmd mmm mmr mmz mra mrd mrm mrr mrz mza mzm ra- raa rad ram rar raz rda rdd rdm rdr rma rmd rmm rmr rra rrd rrm rrr rza rzm zaa zad zam zar zaz zdm zma zmd zmm zzr zzz