a-a a-t a-z aaa aag aan aar aat aaz ag- aga agg agn agr agt agz an- ana ang ann anr ant anz ar- ara arg arn arr art arz at- ata atg atn atr att atz az- aza azg azn azt azz gaa gag gan gar gat gaz gga ggg ggn ggr ggt ggz gna gnn gnr gnt gra grg grn grr grt gta gtg gtn gtr gtt gza gzr naa nag nan nar nat naz nga ngg ngn ngt nna nng nnn nnt nnz nra nrg nrn nrr nrt nrz nta ntg ntn ntr ntt ntz nzg nzz ra- raa rag ran rar rat raz rga rgg rgn rgr rgt rna rng rnn rnr rnt rnz rra rrg rrn rrr rrt rta rtg rtn rtr rtt rtz rza taa tag tan tar tat taz tga tgg tgn tgr tgt tgz tna tng tnn tnr tnt tnz tra trg trn trr trt trz tta ttg ttn ttr ttt tza z-g zaa zag zan zar zat zaz zgg znn zta ztr zzr zzt zzz