a-a a-c aaa aac aae aag aak aao aas aau aav ac- aca acc ace acg ack aco acs acu acv aea aec aee aeg aek aeo aes aeu aev ag- aga agc age agg agk ago ags agu agv aka akc ake akg akk ako aks aku akv aoa aoc aoe aog aok aoo aos aou aov as- asa asc ase asg ask aso ass asu asv au- aua auc aue aug auk auo aus auv av- ava avc ave avg avk avo avs avu c-- caa cac cae cag cak cao cas cau cav cca ccc cce ccg cck cco ccs ccu ccv ce- cea cec cee ceg cek ceo ces ceu cev cga cgc cge cgg cgo cgs cgu cgv cka ckc cko cks co- coa coc coe cog cok coo cos cou cov csa csc cse csg csk cso css csu csv cua cuc cue cug cuk cuo cus cuu cuv cva cvc cve cvg cvk cvo cvs cvu cvv eaa eac eae eag eak eao eas eau eav ec- eca ecc ece ecg eck eco ecs ecu ecv eea eec eee eeg eek eeo ees eev ega egc ege egg ego egs egu eka ekc eke ekg eko eks eku ekv eo- eoa eoc eoe eog eok eoo eos eou es- esa esc ese esg esk eso ess esu esv eu- eua euc eue eug eus euv eva evc eve evg evo evs evv gaa gac gae gag gak gao gas gau gav gca gcc gce gcg gck gco gcs gcu ge- gea gec gee geg gek geo ges geu gev gga ggc ggg ggo ggs ggu ggv gka gko gks goa goc goe gog gok goo gos gou gov gsa gsc gse gsg gsk gso gss gsu gsv gu- gua guc gue gug guk guo gus guu guv gva gvc gve gvg gvk gvo gvs gvu ka- kaa kac kae kag kak kao kas kau kav kca kcc kce kcg kck kcs kcu ke- kea kec kee keg kek keo kes kev kga kgc kgo kgs kgu kgv kkc kke kkk kks kku kkv koa koc koe kog kok koo kos kou ksa ksc kse ksg ksk kso kss ksu ksv kuc kue kug kuk kus kuu kva kvk kvo kvs kvv oaa oac oae oag oak oao oas oau oav oc- oca occ ocg ock oco ocs ocu ocv oea oec oee oeg oeo oes oga ogc oge ogg ogo ogs oka okc oke okg okk oko oks oku oo- ooa ooc oog ook ooo oos oov os- osa osc ose osg osk oso oss osu osv ou- oua ouc oue ouk ouo ous ov- ova ovc ove ovo ovs ovv saa sac sae sag sak sao sas sau sav sca scc sce scg sck sco scs scu scv se- sea sec see seg sek seo ses seu sev sga sgc sge sgg sgk sgo sgs sgu sgv sk- ska skc ske skg skk sko sks sku soa soc soe sog sok soo sos sou sov ss- ssa ssc sse ssg ssk sso sss ssu ssv sua suc sue sug suk suo sus suu suv sva svc sve svg svk svo svs svu svv ua- uaa uac uae uag uak uao uas uau uav uca ucc uce ucg uck uco ucs ucu ucv uea uec uee ueg ues uga ugc uge ugg ugk ugo ugs ugu uka ukc uke ukk uku uoa uoc uoe uog uok uoo uos usa usc use usg usk uso uss usu usv uua uuc uue uug uus uuu uva uvc uve uvo uvs uvu uvv v-a v-e vaa vac vae vag vak vao vas vau vav vca vcc vce vco vcs vcu vea vec vee veg vek veo ves veu vga vgc vgg vgo vgs vgu vka vkg voa voc voe vog vok voo vos vou vov vsa vsc vse vsg vsk vso vss vsu vsv vue vug vuk vus vuv vva vvc vvg vvo vvs vvv