a-a a-c aaa aac aae aag aan aas aav ac- aca acc ace acg acn acs acv aea aec aee aeg aen aes aev ag- aga agc age agg agn ags agv an- ana anc ane ang ann ans anv as- asa asc ase asg asn ass asv av- ava avc ave avg avn avs c-- caa cac cae cag can cas cav cca ccc cce ccg ccn ccs ccv ce- cea cec cee ceg cen ces cev cga cgc cge cgg cgn cgs cgv cn- cna cnc cne cng cnn cns cnv csa csc cse csg csn css csv cva cvc cve cvg cvn cvs cvv eaa eac eae eag ean eas eav ec- eca ecc ece ecg ecn ecs ecv eea eec eee eeg een ees eev ega egc ege egg egn egs en- ena enc ene eng enn ens env es- esa esc ese esg esn ess esv eva evc eve evg evn evs evv gaa gac gae gag gan gas gav gca gcc gce gcg gcn gcs ge- gea gec gee geg gen ges gev gga ggc ggg ggn ggs ggv gna gnc gne gnn gns gnv gsa gsc gse gsg gsn gss gsv gva gvc gve gvg gvn gvs naa nac nae nag nan nas nav nca ncc nce ncg ncn ncs ncv ne- nea nec nee neg nen nes nev nga ngc nge ngg ngn ngs nna nnc nne nng nnn nns nnv nsa nsc nse nsg nsn nss nsv nva nvc nve nvg nvn nvv saa sac sae sag san sas sav sca scc sce scg scn scs scv se- sea sec see seg sen ses sev sga sgc sge sgg sgn sgs sgv sna snc sne sng snn sns snv ss- ssa ssc sse ssg ssn sss ssv sva svc sve svg svn svs svv v-a v-e vaa vac vae vag van vas vav vca vcc vce vcn vcs vea vec vee veg ven ves vga vgc vgg vgn vgs vn- vna vng vns vnv vsa vsc vse vsg vsn vss vsv vva vvc vvg vvs vvv