-er a-a a-c aaa aac aae aaf aaj aak aar aas ac- aca acc ace acf acj ack acr acs aea aec aee aef aej aek aer aes af- afa afc afe aff afj afk afr afs aja ajc aje ajf ajj ajk ajr ajs aka akc ake akj akk akr aks ar- ara arc are arf arj ark arr ars as- asa asc ase asf asj ask asr ass c-- c-j caa cac cae caf caj cak car cas cca ccc cce ccf ccj cck ccr ccs ce- cea cec cee cef cej cek cer ces cfa cfc cfe cff cfk cfr cfs cja cjc cjf cjk cjr cjs cka ckc cks cra crc cre crf crj crk crr crs csa csc cse csf csj csk csr css eaa eac eae eaf eaj eak ear eas ec- eca ecc ece ecf ecj eck ecr ecs eea eec eee eef eek eer ees ef- efa efc efe eff efr efs eja ejc ejf eka ekc eke ekf ekr eks era erc ere erf erk err ers es- esa esc ese esf esk esr ess faa fac fae faf faj fak far fas fca fcc fce fcf fcj fck fcr fcs fea fec fee fef fek fer fes ffa ffc ffe fff ffk ffr ffs fja fjc fjs fka fkc fkf fkj fkk fra frc fre frf frj frk frr frs fsa fsc fse fsf fsj fsk fsr fss jaa jac jae jaf jaj jak jar jas jca jcc jce jcf jck jcr jcs jea jec jee jef jej jek jer jes jfa jfc jfe jff jfj jfk jfr jfs jja jjc jjf jjj jjk jjr jjs jka jkk jkr jks jra jrc jrf jrk jrr jrs jsa jsc jse jsf jsj jsk jsr jss ka- kaa kac kae kaf kaj kak kar kas kca kcc kce kck kcr kcs ke- kea kec kee kef kek ker kes kfa kfc kff kfs kjc kje kjr kjs kkc kke kkk kkr kks kra krc krf krk krr krs ksa ksc kse ksf ksk ksr kss ra- raa rac rae raf raj rak rar ras rca rcc rce rcf rcj rcr rcs re- rea rec ree ref rek rer res rfa rfc rfe rff rfj rfk rfr rfs rja rjc rjf rjk rjr rkc rke rkf rkk rks rra rrc rrf rrk rrr rrs rsa rsc rse rsf rsj rsk rsr rss saa sac sae saf saj sak sar sas sca scc sce scf scj sck scr scs se- sea sec see sef sej sek ser ses sfa sfc sfe sff sfj sfk sfr sfs sja sjc sje sjf sjj sjk sjr sjs sk- ska skc ske skf skj skk skr sks sr- sra src sre srf srj srk srr srs ss- ssa ssc sse ssf ssj ssk ssr sss

-ase a-ak aaaa aaac aaae aaaf aaar aaas aaca aacc aace aacf aack aacr aacs aaea aaec aaes aafa aafc aaff aaka aake aara aarc aare aars aasa aasc aase aasf aass acaa acac acae acar acas acca accc acce accf accs ace- acea acec acek acer aces acfc acfe acfs acke acks acr- acra acrc acre acrr acrs acsa acsc acse acss aeac aeaf aeas aeer aeka aer- aera aerc aers aesc aess afaa afak afar afca afcc afcs afee afek afer afes affa affc affs afka afkr afr- afra afrc afre afrs afsa afsc ajac ajak ajar ajas ajee ajef ajka ajkf ajss akaa akae akar akas akca akee aker akes akka akr- akra akre aksa arac arae araf arak arar aras arc- arca arce arcs area arec aree aref arek ares arfa arfc arff arfs arja arje arka arke arks arr- arra arrc arre arrk arrr arrs ars- arsa arsc arse arsk asaa asac asae asaf asak asar asas asc- asca ascc asce ascj ascr asea asec asee asek aser ases asfa asja aska aske askr asks asra asrc asrs assa assc asse assk assr asss caaa caac caaf caas cac- caca cacc cace cack cacr caec caer caes cafa cafc cafe caff cafs caja caka cake cara carc care carf carj cark carr cars casa casc case cask casr cass ccaa ccac ccaf ccar ccas ccca cccc cccf cccs ccee ccfa ccfc ccff ccra ccrc ccre ccrf ccrs ccsa ccsf ccss ceac cear ceas cec- ceca cece cecs ceec cees cef- cefa cefc ceja cejc ceke cer- cera cerc cere cerf cers cesa cesc cese cesr cess cfaa cfac cfae cfar cfca cfcf cfcs cffr cfjs cfra cfre cfsa cfse cjar cjca cjcj cjcs cjfr cjrc cjrj cjrs cjsf cjss ckac ckck ckcs cker ckfr ckjr ckjs ckrc cksa crac craf craj crar cras crca crcc crce crcr cre- crea crec cree cres crfc crfs crkc crsa crss csaa csac csak csar csas cscc csce cscf cscr cscs csea csec csee cser csfc csfr cska csks csra csrc csrs cssa csse cssr eaaf eaca eacc eaec eara eare ears easa ease ecaa ecac ecar ecca eccc ecce ecef eces ecfa ecfc ecfr ecfs ecjs ecka ecks ecra ecrc ecrf ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eefa eefe eeka eeke eeks eera eerc eers eese eesk efas efca efes effa effs efke efsa ejer eka- ekek eker ekes ekfc ekka eraf eras erca ercc erce erec erer eres erfc erfs erja erke erks erra errc erre errs ersa erse esac esar esas esca esce escr escs esea esee esek eser eses esfj esfs eska eske esks esra essa esse f--k faaa faac faas faca facc face fack facs faes fafa fafc fafe faff faja fajr fake fara farc fare fark farr fars fasa fasc fase fass fcar fcas fcca fccf fccj fces fcra fcsc feaf feak fear feas fece feck feek feer fees fefc fefe feff feke fera ferc fere ferk ferr fers fesa fese fess ffar ffcc ffee ffff ffrr ffsa ffss fjca frac frae frak fras frcc frea free fres frfc frsc fsas fscc fsck fsec fsra fssa fssc fssf jaaf jaak jaar jaas