-er a-a a-c a-t aaa aac aae aag aao aap aar aat ac- aca acc ace acg aco acp acr act aea aec aee aeg aeo aep aer aet ag- aga agc age agg ago agp agr agt aoa aoc aoe aog aoo aop aor aot ap- apa apc ape apg apo app apr apt ar- ara arc are arg aro arp arr art at- ata atc ate atg ato atp atr att c-- caa cac cae cag cao cap car cat cca ccc cce ccg cco ccp ccr cct ce- cea cec cee ceg ceo cep cer cet cga cgc cge cgg cgo cgp cgr cgt co- coa coc coe cog coo cop cor cot cpa cpc cpe cpg cpo cpp cpr cpt cra crc cre crg cro crp crr crt cta ctc cte ctg cto ctp ctr ctt eaa eac eae eag eao eap ear eat ec- eca ecc ece ecg eco ecr ect eea eec eee eeg eeo eep eer eet ega egc ege egg ego egp egr egt eo- eoa eoc eoe eog eoo eop eor eot ep- epa epc epe epg epo epp epr ept era erc ere erg ero erp err ert eta etc ete etg eto etp etr ett g-p gaa gac gae gag gao gap gar gat gca gcc gce gcg gco gcp gcr gct ge- gea gec gee geg geo gep ger get gga ggc ggg ggo ggp ggr ggt goa goc goe gog goo gop gor got gpa gpc gpe gpg gpo gpp gpr gpt gra grc gre grg gro grp grr grt gta gtc gte gtg gto gtp gtr gtt oaa oac oae oag oao oap oar oat oc- oca occ ocg oco ocp ocr oct oea oec oee oeg oeo oep oer oet oga ogc oge ogg ogo ogp ogt oo- ooa ooc oog ooo oop oor oot op- opa opc ope opg opo opp opr opt or- ora orc ore org oro orp orr ort ot- ota otc ote otg oto otp otr ott p-p paa pac pae pag pao pap par pat pca pcc pce pcg pco pcp pcr pct pea pec pee peg peo pep per pet pga pgc pge pgg pgo pgp pgr pgt poa poc poe pog poo pop por pot ppa ppc ppe ppg ppo ppp ppr ppt pra prc pre prg pro prp prr prt pt- pta ptc pte ptg pto ptp ptr ptt ra- raa rac rae rag rao rap rar rat rca rcc rce rcg rco rcp rcr rct re- rea rec ree reg reo rep rer ret rga rgc rge rgg rgo rgp rgr rgt roa roc roe rog roo rop ror rot rpa rpc rpe rpg rpo rpp rpr rpt rra rrc rrg rrp rrr rrt rta rtc rte rtg rto rtp rtr rtt taa tac tae tag tao tap tar tat tca tcc tce tcg tco tcp tcr tct te- tea tec tee teg teo tep ter tet tga tgc tge tgg tgo tgp tgr tgt to- toa toc toe tog too top tor tot tpa tpc tpe tpg tpo tpp tpr tpt tra trc tre trg tro trp trr trt tta ttc tte ttg tto ttp ttr ttt

aaaa aaac aaae aaap aaar aaca aacc aace aaco aacp aacr aact aaea aaec aaep aage aaoe aaoo aapa aapc aapo aapt aara aarc aare aaro aarp aart aata aatc aatt ac-t acaa acac acae acag acap acar acat acca accc acce acco accp acct ace- acea acec acer acet acga acgr acoa acoe acog acop acor acot acpa acpe acpr acpt acr- acra acrc acre acro acrr acta actc acte actg acto actt aeac aeap aect aeer aega aer- aera aerc aero aeta aetc aeto aetr aett ag-o agac agag agao agap agar agat agca agcc agce agco agct agea agee agep ager aget agga agge agog agoo agot agra agre agro agrp agta agte agtr aoca aoce aopo aora aort aotc apac apao apap apar apat apca apcc apco apcr apea apec apeg apep aper apet apga apo- apoc apoe apoo apop apor apot appa appc appr appt apra aprc apre apro aprt apta aptc apte aptt arac arae arag arap arar arat arc- arca arce arco arct area arec aree areg areo arep aret arga arge argo aroa aroe aroo aror arpa arpe arr- arra arrc arre arrg arro arrr arrt arta artc arte arto artr at-t ataa atac atae atap atar atat atca atcc atco atcr atea atec atee ateo atep ater atgo atoc atoe atop ator atot atpr atra atrc atre atro atrp atta atte atto attp attr caaa caac caap caat cac- caca cacc cace caco cacr caec caer caga cage cagg cago cagr caor capa capc cape capo capp capt cara carc care caro carp carr cart cat- cata catc cate cato catt ccaa ccac ccag ccap ccar ccat ccca cccc cccp ccee ccga ccgc ccgt ccoc ccpa ccpe ccpp ccpr ccra ccrc ccre ccrg ccrp ccrt cctc cctt ceac cear ceat cec- ceca cece ceco cecp cect ceec cege cego ceop ceor cepa cepc cepe cepo cepp cepr cept cer- cera cerc cere cero cerp cert cet- ceta cete ceto cetp cgac cgap cgcc cgcg cger cgro cgtp coag coat coca coce coco cocp coct coep cogo coop coot copa cope copg copo copp copr copt cor- cora corc core corg coro corp corr cort cota cotc cote coto cott cpaa cpac cpag cpap cpca cpce cpea cpep cper cpga cppa cpre cprt cptp cptr crac crag crap crar crat crca crcc crce crcr cre- crea crec cree creg creo crep cret croc croe croo crop cror crot crpc crrt crtc crtp ctae ctag ctca ctcp ctec ctep ctge ctor ctot ctpo ctpp ctrc ctrp ctta eaca eacc eaec eaga eage eaop eapc eapp eara eare earo earp eart eata eate ecaa ecac ecao ecar ecat ecca eccc ecce ecco ecct eco- ecog ecop ecot ecpa ecpg ecpp ecra ecrc ecrr ect- ecta ectc ecto eeca eeea eeee eega