a-a a-z aaa aad aag aan aar aaz ad- ada add adg adn adr adz ag- aga agd agg agn agr agz an- ana and ang ann anr anz ar- ara ard arg arn arr arz az- aza azd azg azn azz daa dad dag dan dar daz dda ddd ddg ddn ddr ddz dga dgd dgg dgn dgr dgz dna dnd dng dnn dnr dnz dra drd drg drn drr drz dza dzd dzr g-d gaa gad gag gan gar gaz gda gdd gdn gdr gga ggd ggg ggn ggr ggz gna gnd gnn gnr gra grd grg grn grr gza gzr naa nad nag nan nar naz nda ndd ndg ndn ndr nga ngd ngg ngn nna nng nnn nnz nra nrd nrg nrn nrr nrz nzd nzg nzz ra- raa rad rag ran rar raz rda rdd rdg rdn rdr rga rgd rgg rgn rgr rna rnd rng rnn rnr rnz rra rrd rrg rrn rrr rza z-g zaa zad zag zan zar zaz zgg znd znn zzr zzz