-er a-a a-c aaa aac aae aag aak aar aas aau ac- aca acc ace acg ack acr acs acu aea aec aee aeg aek aer aes aeu ag- aga agc age agg agk agr ags agu aka akc ake akg akk akr aks aku ar- ara arc are arg ark arr ars aru as- asa asc ase asg ask asr ass asu au- aua auc aue aug auk aur aus c-- caa cac cae cag cak car cas cau cca ccc cce ccg cck ccr ccs ccu ce- cea cec cee ceg cek cer ces ceu cga cgc cge cgg cgr cgs cgu cka ckc cks cra crc cre crg crk crr crs cru csa csc cse csg csk csr css csu cua cuc cue cug cuk cur cus cuu eaa eac eae eag eak ear eas eau ec- eca ecc ece ecg eck ecr ecs ecu eea eec eee eeg eek eer ees ega egc ege egg egr egs egu eka ekc eke ekg ekr eks eku era erc ere erg erk err ers eru es- esa esc ese esg esk esr ess esu eu- eua euc eue eug eur eus gaa gac gae gag gak gar gas gau gca gcc gce gcg gck gcr gcs gcu ge- gea gec gee geg gek ger ges geu gga ggc ggg ggr ggs ggu gka gks gra grc gre grg grk grr grs gru gsa gsc gse gsg gsk gsr gss gsu gu- gua guc gue gug guk gur gus guu ka- kaa kac kae kag kak kar kas kau kca kcc kce kcg kck kcr kcs kcu ke- kea kec kee keg kek ker kes kga kgc kgs kgu kkc kke kkk kkr kks kku kra krc krg krk krr krs kru ksa ksc kse ksg ksk ksr kss ksu kuc kue kug kuk kur kus kuu ra- raa rac rae rag rak rar ras rau rca rcc rce rcg rcr rcs rcu re- rea rec ree reg rek rer res reu rga rgc rge rgg rgk rgr rgs rkc rke rkg rkk rks rku rra rrc rrg rrk rrr rrs rru rsa rsc rse rsg rsk rsr rss rsu rua ruc rue rug ruk rur rus ruu saa sac sae sag sak sar sas sau sca scc sce scg sck scr scs scu se- sea sec see seg sek ser ses seu sga sgc sge sgg sgk sgr sgs sgu sk- ska skc ske skg skk skr sks sku sr- sra src sre srg srk srr srs ss- ssa ssc sse ssg ssk ssr sss ssu sua suc sue sug suk sur sus suu ua- uaa uac uae uag uak uar uas uau uca ucc uce ucg uck ucr ucs ucu uea uec uee ueg uer ues uga ugc uge ugg ugk ugr ugs ugu uka ukc uke ukk ukr uku ur- ura urc ure urg urk urr urs uru usa usc use usg usk usr uss usu uua uuc uue uug uur uus uuu

-ase a-ak aaaa aaac aaae aaar aaas aaca aacc aace aack aacr aacs aacu aaea aaec aaes aage aaka aake aaku aara aarc aare aars aaru aasa aasc aase aass aasu aaus acaa acac acae acag acar acas acca accc acce accs accu ace- acea acec acek acer aces acga acgr acgs acke acks acr- acra acrc acre acrr acrs acsa acsc acse acss acu- acue acur acus aeac aeas aeer aega aeka aer- aera aerc aers aesc aess agac agag agar agas agau agca agcc agce agea agee ager ages agga agge aggu agra agre agsa agsg agsu agua ague agur agus akaa akae akar akas akca akee akeg aker akes akeu akka akku akr- akra akre aksa aksu akua arac arae arag arak arar aras arau arc- arca arce arcs area arec aree areg arek ares areu arga arge args arka arke arks arr- arra arrc arre arrg arrk arrr arrs arru ars- arsa arsc arse arsk arsu arua arue arug asaa asac asae asag asak asar asas asau asc- asca ascc asce ascr asea asec asee asek aser ases asge aska aske askr asks asra asrc asrg asrs asru assa assc asse assk assr asss assu asue asur asus auaa auca auce auer auga auge augs auke auks aur- aura aure ausa ause ausu auug caaa caac caas cac- caca cacc cace cack cacr caec caer caes caeu caga cage cagg cagr cags caka cake cara carc care cark carr cars casa casc case cask casr cass casu cauc cauk caus ccaa ccac ccag ccar ccas ccca cccc cccs cccu ccee ccga ccgc ccgs ccra ccrc ccre ccrg ccrs ccsa ccsg ccss ccuc ccus ceac cear ceas cec- ceca cece cecs ceec cees cege ceke cer- cera cerc cere cers cesa cesc cese cesg cesr cess cgac cgas cgcc cgcg cger cges cggs cgss ckac ckck ckcs cker ckga ckrc cksa crac crag crar cras crau crca crcc crce crcr cre- crea crec cree creg cres creu crgs crkc crsa crss crue crug cruk crus csaa csac csak csar csas cscc csce cscr cscs csea csec csee cser cska csks csra csrc csrs cssa csse cssr csua csur csus cuau cuca cucc cuce cuck cuek cuer cues cuga cuk- cuka cuke cura cure curr curs cusa cusg cusk cuss cusu eaca eacc eaec eaga eage eara eare ears easa ease eaus ecaa ecac ecar ecca eccc ecce eces ecgs ecka ecks ecra ecrc ecrr ecru ecsa ecsc ecse ecss ecsu ecua ecus eeca eecs eeea eeee eees eega eegs eeka eeke eeks eera eerc eerg eers eese eesk egaa egae egar egas egcc egcg egcr egea egec egee eger egge eggs egks egra egre egsc egss eka- ekek eker ekes ekgs ekka ekur eras erau erca ercc erce erec erer eres erg- erga ergg ergs erke erks erra errc erre errs ersa erse erua eruc erur erus esac esag esar esas esau esca esce escr escs escu esea esee esek eser eses eska eske esks esku esra essa esse essg