-ase a-ak aaaa aaac aaae aaar aaas aaca aacc aace aack aacr aacs aaea aaec aaes aaka aake aara aarc aare aars aasa aasc aase aass acaa acac acae acar acas acca accc acce accs ace- acea acec acek acer aces acke acks acr- acra acrc acre acrr acrs acsa acsc acse acss aeac aeas aeer aeka aer- aera aerc aers aesc aess akaa akae akar akas akca akee aker akes akka akr- akra akre aksa arac arae arak arar aras arc- arca arce arcs area arec aree arek ares arka arke arks arr- arra arrc arre arrk arrr arrs ars- arsa arsc arse arsk asaa asac asae asak asar asas asc- asca ascc asce ascr asea asec asee asek aser ases aska aske askr asks asra asrc asrs assa assc asse assk assr asss caaa caac caas cac- caca cacc cace cack cacr caec caer caes caka cake cara carc care cark carr cars casa casc case cask casr cass ccaa ccac ccar ccas ccca cccc cccs ccee ccra ccrc ccre ccrs ccsa ccss ceac cear ceas cec- ceca cece cecs ceec cees ceke cer- cera cerc cere cers cesa cesc cese cesr cess ckac ckck ckcs cker ckrc cksa crac crar cras crca crcc crce crcr cre- crea crec cree cres crkc crsa crss csaa csac csak csar csas cscc csce cscr cscs csea csec csee cser cska csks csra csrc csrs cssa csse cssr eaca eacc eaec eara eare ears easa ease ecaa ecac ecar ecca eccc ecce eces ecka ecks ecra ecrc ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eeka eeke eeks eera eerc eers eese eesk eka- ekek eker ekes ekka eras erca ercc erce erec erer eres erke erks erra errc erre errs ersa erse esac esar esas esca esce escr escs esea esee esek eser eses eska eske esks esra essa esse kaaa kaak kaar kaas kacc kace kacs kaer kaes kaka kakc kake kakk kaks kara kare kark karr kars kas- kasa kasc kase kask kasr kass kcaa kcac kcar kcas kcca kccc kcck kccr kcea kcec kcee kckc kckk kckr kcrc kcrr kcrs kcsa kcsc kcse kcsr kcss kea- keak kear keas keca keck kecr keek keer kees keka kekc keke keks ker- kera kerc kere kerk kerr kers kesa kesc kesk kesr kess kkaa kkac kkar kkck kkcr kkcs kkea kkkk kkrc kkre kkrk kkrr kkrs kksa kkse kksr kkss krac krae krak krar kras krca krcc krce krcs krea krec kree krek kres krka krkc krke krkk krkr krks krrc krre krrk krrr krrs krsa krsc krse krsk krsr krss ksac ksak ksar ksas ksca ksce ksck kscr kscs ksea ksec ksee ksek kser kska kske kskk kskr ksks ksra ksrr ksrs kssa ksse kssr ksss raak raas rac- raca racc race rack racs raec raer raes raka rake rakk rara rare rark rars rasa rasc rase rask rass rcac rcas rccc rccs rcsa rcsc rcss rea- reac reae reak rear reas reca recc rece reck recr recs reek rees reka reke reks rera rere rers resa rese ress rkss rras rrrr rsaa rscc rscs rsee rsre rssa sa-c saac saae saak saar saas saca sacc sace sack sacr sacs saek saer saes saka sake sakk saks sara sarc sare sark sarr sars sasa sasc sase sask sass scaa scac scak scar scas sccc scce sccs scea scec scee scer sck- scr- scra scrc scre scrs scsa scsc scsr se-c se-e se-k se-s seaa seac seak sear seas sec- seca secc sece seck secr secs seea seec seek seer sees seka seke sekk sera serc sere serk serr sers sesa sesc sese sess skac skar skee sker skes skra skss sras srcc srec sres ssaa ssac ssas ssca sscc ssce sscs ssec ssee sses ssra ssrc ssrs sssa sssc ssss