-er a-a a-c a-t aaa aac aae aag aak aao aar aat ac- aca acc ace acg ack aco acr act aea aec aee aeg aek aeo aer aet ag- aga agc age agg agk ago agr agt aka akc ake akg akk ako akr aoa aoc aoe aog aok aoo aor aot ar- ara arc are arg ark aro arr art at- ata atc ate atg ato atr att c-- caa cac cae cag cak cao car cat cca ccc cce ccg cck cco ccr cct ce- cea cec cee ceg cek ceo cer cet cga cgc cge cgg cgo cgr cgt cka ckc cko ckt co- coa coc coe cog cok coo cor cot cra crc cre crg crk cro crr crt cta ctc cte ctg ctk cto ctr ctt eaa eac eae eag eak eao ear eat ec- eca ecc ece ecg eck eco ecr ect eea eec eee eeg eek eeo eer eet ega egc ege egg ego egr egt eka ekc eke ekg eko ekr ekt eo- eoa eoc eoe eog eok eoo eor eot era erc ere erg erk ero err ert eta etc ete etg etk eto etr ett gaa gac gae gag gak gao gar gat gca gcc gce gcg gck gco gcr gct ge- gea gec gee geg gek geo ger get gga ggc ggg ggo ggr ggt gka gko gkt goa goc goe gog gok goo gor got gra grc gre grg grk gro grr grt gta gtc gte gtg gtk gto gtr gtt k-t ka- kaa kac kae kag kak kao kar kat kca kcc kce kcg kck kcr kct ke- kea kec kee keg kek keo ker ket kga kgc kgo kkc kke kkk kkr kkt koa koc koe kog kok koo kor kot kra krc krg krk kro krr krt kta ktc kte ktg ktk kto ktr ktt oaa oac oae oag oak oao oar oat oc- oca occ ocg ock oco ocr oct oea oec oee oeg oeo oer oet oga ogc oge ogg ogo ogt oka okc oke okg okk oko okr oo- ooa ooc oog ook ooo oor oot or- ora orc ore org ork oro orr ort ot- ota otc ote otg otk oto otr ott ra- raa rac rae rag rak rao rar rat rca rcc rce rcg rco rcr rct re- rea rec ree reg rek reo rer ret rga rgc rge rgg rgk rgo rgr rgt rkc rke rkg rkk rko rkt roa roc roe rog rok roo ror rot rra rrc rrg rrk rrr rrt rta rtc rte rtg rtk rto rtr rtt taa tac tae tag tak tao tar tat tca tcc tce tcg tck tco tcr tct te- tea tec tee teg tek teo ter tet tga tgc tge tgg tgk tgo tgr tgt tka tkc tke tkg tkk tko tkr tkt to- toa toc toe tog tok too tor tot tra trc tre trg trk tro trr trt tta ttc tte ttg ttk tto ttr ttt

a-ak a-ok aaaa aaac aaae aaar aaca aacc aace aack aaco aacr aact aaea aaec aage aaka aake aaoe aaoo aara aarc aare aaro aart aata aatc aatk aatt ac-t acaa acac acae acag acar acat acca accc acce acco acct ace- acea acec acek acer acet acga acgr acke acoa acoe acog acor acot acr- acra acrc acre acro acrr acta actc acte actg acto actt aeac aect aeer aega aeka aer- aera aerc aero aeta aetc aeto aetr aett ag-o agac agag agao agar agat agca agcc agce agco agct agea agee ager aget agga agge agog agoo agot agra agre agro agta agte agtr akaa akae akao akar akca akee akeg aker akka akko akok akot akr- akra akre akte aoca aoce aora aort aotc arac arae arag arak arar arat arc- arca arce arco arct area arec aree areg arek areo aret arga arge argo arka arke arko aroa aroe aroo aror arr- arra arrc arre arrg arrk arro arrr arrt arta artc arte arto artr at-t ataa atac atae atak atar atat atca atcc atck atco atcr atea atec atee ateo ater atgo atka atkt atoc atoe atok ator atot atra atrc atre atrk atro atta atte atto attr caaa caac caat cac- caca cacc cace cack caco cacr caec caer caga cage cagg cago cagr caka cake caor cara carc care cark caro carr cart cat- cata catc cate cato catt ccaa ccac ccag ccar ccat ccca cccc ccee ccga ccgc ccgt ccoc ccra ccrc ccre ccrg ccrt cctc cctt ceac cear ceat cec- ceca cece ceco cect ceec cege cego ceke ceor cer- cera cerc cere cero cert cet- ceta cete ceto cgac cgcc cgcg cger cgro ckac ckat ckck ckco cker ckga ckgo ckoa ckoc ckoo ckor ckot ckrc coag coak coat coca coce cock coco coct cogo cok- coka coke coko cook coot cor- cora corc core corg cork coro corr cort cota cotc cote coto cott crac crag crar crat crca crcc crce crcr cre- crea crec cree creg creo cret crkc croc croe crok croo cror crot crrt crtc ctae ctag ctca ctec ctge ctor ctot ctrc ctta eaca eacc eaec eaga eage eara eare earo eart eata eate ecaa ecac ecao ecar ecat ecca eccc ecce ecco ecct ecka ecko eco- ecog ecot ecra ecrc ecrr ect- ecta ectc ecto eeca eeea eeee eega eeka eeke eeoc eera eerc eerg eero eeta eetc eete egaa egae egao egar egat egcc egcg egcr egea egec egee eger egge eggo ego- egor egot egra egre egta egte egtk eka- ekco ekek eker eket ekka ekoa ekta eoka eora eore eota eotc eoto erat erca ercc erce erec erer eret erg- erga ergg ergo erke eroc eroe eroo erra errc erre erro erta etag etak etat etcc etco etec etee eter etka etoe etok etra etre etro etta ette etto gaar gace gack gaea gaec gaer gaga gage gagg gago gara gare garg garo garr gart gata gatc gate gato gatr