a-a a-b a-c a-t aaa aab aac aae aas aat aav ab- aba abb abc abe abs abt abv ac- aca acb acc ace acs act acv aea aeb aec aee aes aet aev as- asa asb asc ase ass ast asv at- ata atb atc ate ats att atv av- ava avb avc ave avs avt baa bab bac bae bas bat bav bba bbb bbc bbe bbs bbt bca bcb bcc bce bcs bct bcv be- bea beb bec bee bes bet bev bsa bsb bsc bse bss bst bsv bta btb btc bte bts btt btv bva bvb bvc bve bvs bvt bvv c-- caa cab cac cae cas cat cav cba cbb cbc cbe cbs cbt cbv cca ccb ccc cce ccs cct ccv ce- cea ceb cec cee ces cet cev csa csb csc cse css cst csv cta ctb ctc cte cts ctt ctv cva cvb cvc cve cvs cvt cvv eaa eab eac eae eas eat eav eba ebb ebc ebe ebs ebt ebv ec- eca ecb ecc ece ecs ect ecv eea eeb eec eee ees eet eev es- esa esb esc ese ess est esv eta etb etc ete ets ett etv eva evb evc eve evs evt evv saa sab sac sae sas sat sav sba sbb sbc sbe sbs sbt sbv sca scb scc sce scs sct scv se- sea seb sec see ses set sev ss- ssa ssb ssc sse sss sst ssv sta stb stc ste sts stt stv sva svb svc sve svs svt svv taa tab tac tae tas tat tav tba tbb tbc tbe tbs tbt tbv tca tcb tcc tce tcs tct tcv te- tea teb tec tee tes tet tev tsa tsb tsc tse tss tst tsv tta ttb ttc tte tts ttt ttv tva tvb tvc tve tvs tvt v-a v-e vaa vab vac vae vas vat vav vba vbc vbs vbv vca vcc vce vcs vct vea veb vec vee ves vet vsa vsb vsc vse vss vst vsv vta vtb vtc vte vts vtt vtv vva vvb vvc vvs vvt vvv

-ase -vac a-be aaaa aaab aaac aaae aaas aaav aaba aabb aabc aabt aaca aacb aacc aace aacs aact aacv aaea aaec aaes aaev aasa aasc aase aass aast aata aatc aatt aava abaa abab abac abae abas abat abb- abba abbb abbe abbs abbt abca abcb abcc abcs abct abec abee abes abet abs- absa abse abss abta abts abva ac-t acaa acab acac acae acas acat acba acca accc acce accs acct ace- acea acec aces acet acev acsa acsc acse acss acst acta actc acte acts actt actv acvs acvv aeac aeas aebs aecb aect aesc aess aest aeta aetc aett aeva asaa asab asac asae asas asat asba asc- asca ascb ascc asce asct asea asec asee ases aset assa assc asse asss asst asta astb astc aste asts astv asva asvs at-t ataa atab atac atae atas atat atbs atca atcc atcs atea atec atee ates atsb atsc atse atst atta atte atts atvs avab avas avat avcc avce avea avec aves avst avva baaa baas baat baba babb babe babs bac- baca bacc bace bacs bact baes basa basc base bass bast bata batc bate bats batt bava bave bbas bbbb bbbs bbeb bbet bcaa bcas bcat bcbc bcbs bcca bccc bccs bcec bces bcet bcsa bcsc bcss bctc bcts beas beat beav beba bebb bebe beca becs beeb bees beet bes- besa bese bess best beta betc bete bets bett betv bevs bsaa bsac bsas bsat bscs bsea bseb bsec bsee bses bset bssc bsse bsts bstv btaa btcc btcs btec btss bttb bvsc caaa caab caac caas caat caba cabe cabs cac- caca cacc cace caec caes casa casb casc case cass cast cat- cata catb catc cate cats catt catv cava cave cavs cbac cbat cbbc cbbs cbca cbcc cbce cbcs cbct cbea cbec cbee cbet cbsa cbsc cbse cbta cbtc cbtv cbva cbvb cbve ccaa ccab ccac ccas ccat ccba ccbc ccca cccb cccc cccs cccv ccee ccsa ccss ccst cctb cctc cctt cctv ccvs ceac ceas ceat ceba cebs cec- ceca cece cecs cect ceeb ceec cees cesa cesc cese cess cest cet- ceta cete cets cetv ceva csaa csab csac csas csat csav cscb cscc csce cscs csea csec csee cset cssa csse csta cstc csts ctab ctae ctba ctbs ctca ctec ctsa ctsc ctss ctta ctts ctvt cvac cvas cvbs cvca cvcc cvet cvss cvte eaba eaca eacc eaec easa ease east eata eate eats eave ebac ebba ebbc ebbs ebcc ebes ebsa ecaa ecac ecat ecbc ecbe ecca eccb eccc ecce ecct eces ecsa ecsc ecse ecss ect- ecta ectc ects ectv eeca eecs eeea eeee eees eese eeta eetc eete eets eeva esab esac esas esat esba esbs esca escb esce escs esea esee eses eset essa esse esst esta estc este ests estv etas etat etbc etcc etcs etec etee etes etta ette evac evae evas evat evea eves evet evsc evst s-vt sa-c saab saac saae saas saat saba sabb sabc sabe sabs saca sacc sace sacs sact saeb saes sasa sasc sase sass sast sata satb satc sate sats satt sava save savs sbaa sbac sbas sbbs sbca sbcc sbcs sbct sbsa sbse sbst sbtc scaa scab scac scas scat scba sccc scce sccs scct scea scec scee scet scsa scsc scst sctc scts sctv se-c se-e se-s se-t seaa seab seac seas seat seba sebe sebs sebt sec- seca secc sece secs sect secv seea seeb seec sees seet sesa sesc sese sess sest set- seta setc sete sets sett seva seve ssaa ssab ssac ssas ssat ssca sscc ssce sscs ssec ssee sses sset sssa sssb sssc ssss ssta sstb sstc ssts st-v stab stac stae stas stat stbc stbs stca stcc stcs stea stec stee stes stet stev stss sttc stvs svcc svce svcs svea svec svet svsc taa- taas taat taba tabb tabc tabe tabs taca