-al a-a a-c aaa aac aae aag aal aas aav ac- aca acc ace acg acl acs acv aea aec aee aeg ael aes aev ag- aga agc age agg agl ags agv al- ala alc ale alg all als alv as- asa asc ase asg asl ass asv av- ava avc ave avg avl avs c-- caa cac cae cag cal cas cav cca ccc cce ccg ccl ccs ccv ce- cea cec cee ceg cel ces cev cga cgc cge cgg cgl cgs cgv cl- cla clc cle clg cll cls clv csa csc cse csg csl css csv cva cvc cve cvg cvl cvs cvv eaa eac eae eag eal eas eav ec- eca ecc ece ecg ecl ecs ecv eea eec eee eeg eel ees eev ega egc ege egg egl egs ela elc ele elg ell els elv es- esa esc ese esg esl ess esv eva evc eve evg evl evs evv gaa gac gae gag gal gas gav gca gcc gce gcg gcl gcs ge- gea gec gee geg gel ges gev gga ggc ggg ggs ggv gla glc gle glg gll gls glv gsa gsc gse gsg gsl gss gsv gva gvc gve gvg gvl gvs la- laa lac lae lag lal las lav lca lcc lce lcg lcl lcs lcv lea lec lee leg lel les lev lga lgc lge lgg lgl lgs lgv lla llc lle llg lll lls llv lsa lsc lse lsg lsl lss lsv lva lvc lve lvg lvl lvs lvv saa sac sae sag sal sas sav sca scc sce scg scl scs scv se- sea sec see seg sel ses sev sga sgc sge sgg sgl sgs sgv sla slc sle slg sll sls slv ss- ssa ssc sse ssg ssl sss ssv sva svc sve svg svl svs svv v-a v-e vaa vac vae vag val vas vav vca vcc vce vcl vcs vea vec vee veg vel ves vga vgc vgg vgl vgs vl- vla vlc vle vll vls vlv vsa vsc vse vsg vsl vss vsv vva vvc vvg vvs vvv