-er a-a a-c a-t aaa aac aae aag aao aap aar aas aat aav ac- aca acc ace acg aco acp acr acs act acv aea aec aee aeg aeo aep aer aes aet aev ag- aga agc age agg ago agp agr ags agt agv aoa aoc aoe aog aoo aop aor aos aot aov ap- apa apc ape apg apo app apr aps apt apv ar- ara arc are arg aro arp arr ars art arv as- asa asc ase asg aso asp asr ass ast asv at- ata atc ate atg ato atp atr ats att atv av- ava avc ave avg avo avp avr avs avt c-- caa cac cae cag cao cap car cas cat cav cca ccc cce ccg cco ccp ccr ccs cct ccv ce- cea cec cee ceg ceo cep cer ces cet cev cga cgc cge cgg cgo cgp cgr cgs cgt cgv co- coa coc coe cog coo cop cor cos cot cov cpa cpc cpe cpg cpo cpp cpr cps cpt cpv cra crc cre crg cro crp crr crs crt crv csa csc cse csg cso csp csr css cst csv cta ctc cte ctg cto ctp ctr cts ctt ctv cva cvc cve cvg cvo cvp cvr cvs cvt cvv eaa eac eae eag eao eap ear eas eat eav ec- eca ecc ece ecg eco ecr ecs ect ecv eea eec eee eeg eeo eep eer ees eet eev ega egc ege egg ego egp egr egs egt eo- eoa eoc eoe eog eoo eop eor eos eot ep- epa epc epe epg epo epp epr eps ept era erc ere erg ero erp err ers ert erv es- esa esc ese esg eso esp esr ess est esv eta etc ete etg eto etp etr ets ett etv eva evc eve evg evo evp evr evs evt evv g-p gaa gac gae gag gao gap gar gas gat gav gca gcc gce gcg gco gcp gcr gcs gct ge- gea gec gee geg geo gep ger ges get gev gga ggc ggg ggo ggp ggr ggs ggt ggv goa goc goe gog goo gop gor gos got gov gpa gpc gpe gpg gpo gpp gpr gps gpt gra grc gre grg gro grp grr grs grt grv gsa gsc gse gsg gso gsp gsr gss gst gsv gta gtc gte gtg gto gtp gtr gts gtt gtv gva gvc gve gvg gvo gvp gvr gvs gvt oaa oac oae oag oao oap oar oas oat oav oc- oca occ ocg oco ocp ocr ocs oct ocv oea oec oee oeg oeo oep oer oes oet oga ogc oge ogg ogo ogp ogs ogt oo- ooa ooc oog ooo oop oor oos oot oov op- opa opc ope opg opo opp opr ops opt opv or- ora orc ore org oro orp orr ors ort orv os- osa osc ose osg oso osp osr oss ost osv ot- ota otc ote otg oto otp otr ots ott otv ov- ova ovc ove ovo ovp ovs ovv p-p paa pac pae pag pao pap par pas pat pav pca pcc pce pcg pco pcp pcr pcs pct pcv pea pec pee peg peo pep per pes pet pev pga pgc pge pgg pgo pgp pgr pgs pgt pgv poa poc poe pog poo pop por pos pot pov ppa ppc ppe ppg ppo ppp ppr pps ppt ppv pra prc pre prg pro prp prr prs prt prv ps- psa psc pse psg pso psp psr pss pst psv pt- pta ptc pte ptg pto ptp ptr pts ptt ptv pva pvc pve pvg pvo pvp pvr pvs pvt pvv ra- raa rac rae rag rao rap rar ras rat rav rca rcc rce rcg rco rcp rcr rcs rct rcv re- rea rec ree reg reo rep rer res ret rev rga rgc rge rgg rgo rgp rgr rgs rgt rgv roa roc roe rog roo rop ror ros rot rov rpa rpc rpe rpg rpo rpp rpr rps rpt rpv rra rrc rrg rrp rrr rrs rrt rsa rsc rse rsg rso rsp rsr rss rst rsv rta rtc rte rtg rto rtp rtr rts rtt rtv rva rvc rve rvg rvo rvp rvr rvs rvt rvv saa sac sae sag sao sap sar sas sat sav sca scc sce scg sco scp scr scs sct scv se- sea sec see seg seo sep ser ses set sev sga sgc sge sgg sgo sgp sgr sgs sgt sgv soa soc soe sog soo sop sor sos sot sov spa spc spe spg spo spp spr sps spt spv sr- sra src sre srg sro srp srr srs srt srv ss- ssa ssc sse ssg sso ssp ssr sss sst ssv sta stc ste stg sto stp str sts stt stv sva svc sve svg svo svp svr svs svt svv taa tac tae tag tao tap tar tas tat tav tca tcc tce tcg tco tcp tcr tcs tct tcv te- tea tec tee teg teo tep ter tes tet tev tga tgc tge tgg tgo tgp tgr tgs tgt tgv to- toa toc toe tog too top tor tos tot tov tpa tpc tpe tpg tpo tpp tpr tps tpt tpv tra trc tre trg tro trp trr trs trt trv tsa tsc tse tsg tso tsp tsr tss tst tsv tta ttc tte ttg tto ttp ttr tts ttt ttv tva tvc tve tvg tvo tvp tvr tvs tvt v-a v-e vaa vac vae vag vao vap var vas vat vav vca vcc vce vco vcp vcr vcs vct vea vec vee veg veo vep ver ves vet vga vgc vgg vgo vgp vgr vgs vgt voa voc voe vog voo vop vor vos vot vov vpa vpc vpe vpg vpo vpp vpr vps vpt vra vrc vre vrg vrp vrr vrs vrt vsa vsc vse vsg vso vsp vsr vss vst vsv vta vtc vte vtg vto vtr vts vtt vtv vva