a-a a-c a-z aaa aac aag aah aan aaz ac- aca acc acg ach acn acz ag- aga agc agg agh agn agz aha ahc ahg ahh ahn ahz an- ana anc ang anh ann anz az- aza azg azn azz c-- caa cac cag cah can caz cca ccc ccg cch ccn ccz cga cgc cgg cgh cgn ch- cha chc chg chh chn chz cn- cna cnc cng cnh cnn cz- czc gaa gac gag gah gan gaz gca gcc gcg gch gcn gga ggc ggg ggh ggn ggz gha ghc ghg ghh ghn ghz gna gnc gnn gza haa hac hag hah han haz hca hcc hcg hch hcn hga hgc hgg hgh hgn hha hhc hhg hhh hhn hhz hna hnc hng hnh hnn hnz naa nac nag nah nan naz nca ncc ncg nch ncn nga ngc ngg ngh ngn nha nhc nhg nhh nhn nhz nna nnc nng nnh nnn nnz nzg nzz z-g zaa zac zag zah zan zaz zgg zha zhc znc znn zzz