-er a-a a-c aaa aac aae aaf aaj aak aar ac- aca acc ace acf acj ack acr aea aec aee aef aej aek aer af- afa afc afe aff afj afk afr aja ajc aje ajf ajj ajk ajr aka akc ake akj akk akr ar- ara arc are arf arj ark arr c-- c-j caa cac cae caf caj cak car cca ccc cce ccf ccj cck ccr ce- cea cec cee cef cej cek cer cfa cfc cfe cff cfk cfr cja cjc cjf cjk cjr cka ckc cra crc cre crf crj crk crr eaa eac eae eaf eaj eak ear ec- eca ecc ece ecf ecj eck ecr eea eec eee eef eek eer ef- efa efc efe eff efr eja ejc ejf eka ekc eke ekf ekr era erc ere erf erk err faa fac fae faf faj fak far fca fcc fce fcf fcj fck fcr fea fec fee fef fek fer ffa ffc ffe fff ffk ffr fja fjc fka fkc fkf fkj fkk fra frc fre frf frj frk frr jaa jac jae jaf jaj jak jar jca jcc jce jcf jck jcr jea jec jee jef jej jek jer jfa jfc jfe jff jfj jfk jfr jja jjc jjf jjj jjk jjr jka jkk jkr jra jrc jrf jrk jrr ka- kaa kac kae kaf kaj kak kar kca kcc kce kck kcr ke- kea kec kee kef kek ker kfa kfc kff kjc kje kjr kkc kke kkk kkr kra krc krf krk krr ra- raa rac rae raf raj rak rar rca rcc rce rcf rcj rcr re- rea rec ree ref rek rer rfa rfc rfe rff rfj rfk rfr rja rjc rjf rjk rjr rkc rke rkf rkk rra rrc rrf rrk rrr

a-ak aaaa aaac aaae aaaf aaar aaca aacc aace aacf aack aacr aaea aaec aafa aafc aaff aaka aake aara aarc aare acaa acac acae acar acca accc acce accf ace- acea acec acek acer acfc acfe acke acr- acra acrc acre acrr aeac aeaf aeer aeka aer- aera aerc afaa afak afar afca afcc afee afek afer affa affc afka afkr afr- afra afrc afre ajac ajak ajar ajee ajef ajka ajkf akaa akae akar akca akee aker akka akr- akra akre arac arae araf arak arar arc- arca arce area arec aree aref arek arfa arfc arff arja arje arka arke arr- arra arrc arre arrk arrr caaa caac caaf cac- caca cacc cace cack cacr caec caer cafa cafc cafe caff caja caka cake cara carc care carf carj cark carr ccaa ccac ccaf ccar ccca cccc cccf ccee ccfa ccfc ccff ccra ccrc ccre ccrf ceac cear cec- ceca cece ceec cef- cefa cefc ceja cejc ceke cer- cera cerc cere cerf cfaa cfac cfae cfar cfca cfcf cffr cfra cfre cjar cjca cjcj cjfr cjrc cjrj ckac ckck cker ckfr ckjr ckrc crac craf craj crar crca crcc crce crcr cre- crea crec cree crfc crkc eaaf eaca eacc eaec eara eare ecaa ecac ecar ecca eccc ecce ecef ecfa ecfc ecfr ecka ecra ecrc ecrf ecrr eeca eeea eeee eefa eefe eeka eeke eera eerc efca effa efke ejer eka- ekek eker ekfc ekka eraf erca ercc erce erec erer erfc erja erke erra errc erre f--k faaa faac faca facc face fack fafa fafc fafe faff faja fajr fake fara farc fare fark farr fcar fcca fccf fccj fcra feaf feak fear fece feck feek feer fefc fefe feff feke fera ferc fere ferk ferr ffar ffcc ffee ffff ffrr fjca frac frae frak frcc frea free frfc jaaf jaak jaar jaca jacc jace jack jaer jafa jafc jaff jafr jaja jaka jake jara jarc jare jarf jark jarr jccc jcrc jear jeer jefe jeff jeke jera jere jerk jjar jjcc kaaa kaaf kaak kaar kacc kace kaer kafa kafc kafe kaff kafr kaja kajc kaje kajk kajr kaka kakc kake kakj kakk kara kare karf karj kark karr kcaa kcac kcar kcca kccc kcck kccr kcea kcec kcee kcfa kcfc kcfj kcjc kcjf kcjj kcjk kckc kckf kckj kckk kckr kcrc kcrr kea- keak kear keca keck kecr keef keek keer kefa kefc keff kefr kejj keka kekc keke ker- kera kerc kere kerf kerk kerr kfac kfar kfcf kfcr kfer kffa kfff kffk kfjc kfjk kfka kfra kfrc kfre kfrj kfrr kjaa kjac kjae kjak kjcc kjce kjck kjcr kjee kjef kjer kjff kjfk kjjf kjjj kjjk kjjr kjke kjkj kjkk kjrc kjrf kkaa kkac kkar kkcj kkck kkcr kkea kkfr kkjk kkkj kkkk kkrc kkre kkrf kkrk kkrr krac krae kraj krak krar krca krcc krce krea krec kree kref krej krek krfc krfe krff krjc krje krjk krka krkc krke krkk krkr krrc krre krrf krrk krrr raaf raaj raak rac- raca racc race rack raec raef raer rafa rafc rafe raff raja raje raka rake rakk rara rare rarf rark rcac rcaf rccc rcfc rea- reac reae reaf reak rear reca recc rece reck recr reef reek refe reff refr reja reka reke rera rere rfae rfef rffc rkkf rrfc rrrr

-aaa- aaace aaaee aaarc aacjc aaeaf aajke aaker aakre acaca acack acake acar- acara acare accra aceae acera ackee acker acrea acree aeaea aface afara afare afcea afcec afear afefe afeka afere affer afree ajack ajaja ajaka ajara ajrak aka-e akare akce akera akker akkra akrak akrar ara-c araca arace arack araea arake arara arare arcae arcee areae arear areca areef areek areka areke arere arfaj arfe arjak arkar arrak arrea c-a-c c-raf ca-ca caare cacak caec- caeca caere cafer caffa caffe cajar cajre cakra caraa carac carak carck carea carek carer carfe cark- carra carre ccccc ceace ceara ceare cearr cecka ceeac ceere cerae cerak cerc- cerca cerce cerea cerec cerej cerer cerja cerje cerka cerke cerre crace crack craer crake crare creak crear crece creek creer creke eafre eaker earar ecara ecare ecker eecca eecke eeeee efare efere effer effra ekker erace ercea ereac erear erere erkak erkec