a-ak aaaa aaac aaae aaar aaca aacc aace aack aacr aaea aaec aaka aake aara aarc aare acaa acac acae acar acca accc acce ace- acea acec acek acer acke acr- acra acrc acre acrr aeac aeer aeka aer- aera aerc ajac ajak ajar ajee ajka akaa akae akar akca akee aker akka akr- akra akre arac arae arak arar arc- arca arce area arec aree arek arja arje arka arke arr- arra arrc arre arrk arrr caaa caac cac- caca cacc cace cack cacr caec caer caja caka cake cara carc care carj cark carr ccaa ccac ccar ccca cccc ccee ccra ccrc ccre ceac cear cec- ceca cece ceec ceja cejc ceke cer- cera cerc cere cjar cjca cjcj cjrc cjrj ckac ckck cker ckjr ckrc crac craj crar crca crcc crce crcr cre- crea crec cree crkc eaca eacc eaec eara eare ecaa ecac ecar ecca eccc ecce ecka ecra ecrc ecrr eeca eeea eeee eeka eeke eera eerc ejer eka- ekek eker ekka erca ercc erce erec erer erja erke erra errc erre jaak jaar jaca jacc jace jack jaer jaja jaka jake jara jarc jare jark jarr jccc jcrc jear jeer jeke jera jere jerk jjar jjcc kaaa kaak kaar kacc kace kaer kaja kajc kaje kajk kajr kaka kakc kake kakj kakk kara kare karj kark karr kcaa kcac kcar kcca kccc kcck kccr kcea kcec kcee kcjc kcjj kcjk kckc kckj kckk kckr kcrc kcrr kea- keak kear keca keck kecr keek keer kejj keka kekc keke ker- kera kerc kere kerk kerr kjaa kjac kjae kjak kjcc kjce kjck kjcr kjee kjer kjjj kjjk kjjr kjke kjkj kjkk kjrc kkaa kkac kkar kkcj kkck kkcr kkea kkjk kkkj kkkk kkrc kkre kkrk kkrr krac krae kraj krak krar krca krcc krce krea krec kree krej krek krjc krje krjk krka krkc krke krkk krkr krrc krre krrk krrr raaj raak rac- raca racc race rack raec raer raja raje raka rake rakk rara rare rark rcac rccc rea- reac reae reak rear reca recc rece reck recr reek reja reka reke rera rere rrrr