a-a a-z aaa aad aag aan aaz ad- ada add adg adn adz ag- aga agd agg agn agz an- ana and ang ann anz az- aza azd azg azn azz daa dad dag dan daz dda ddd ddg ddn ddz dga dgd dgg dgn dgz dna dnd dng dnn dnz dza dzd g-d gaa gad gag gan gaz gda gdd gdn gga ggd ggg ggn ggz gna gnd gnn gza naa nad nag nan naz nda ndd ndg ndn nga ngd ngg ngn nna nng nnn nnz nzd nzg nzz z-g zaa zad zag zan zaz zgg znd znn zzz