-ase aaaa aaac aaae aaar aaas aaca aacc aace aacr aacs aaea aaec aaes aara aarc aare aars aasa aasc aase aass acaa acac acae acar acas acca accc acce accs ace- acea acec acer aces acr- acra acrc acre acrr acrs acsa acsc acse acss aeac aeas aeer aer- aera aerc aers aesc aess arac arae arar aras arc- arca arce arcs area arec aree ares arr- arra arrc arre arrr arrs ars- arsa arsc arse asaa asac asae asar asas asc- asca ascc asce ascr asea asec asee aser ases asra asrc asrs assa assc asse assr asss caaa caac caas cac- caca cacc cace cacr caec caer caes cara carc care carr cars casa casc case 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 cer- cera cerc cere cers cesa cesc cese cesr cess crac crar cras crca crcc crce crcr cre- crea crec cree cres crsa crss csaa csac csar csas cscc csce cscr cscs csea csec csee cser csra csrc csrs cssa csse cssr eaca eacc eaec eara eare ears easa ease ecaa ecac ecar ecca eccc ecce eces ecra ecrc ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eera eerc eers eese eras erca ercc erce erec erer eres erra errc erre errs ersa erse esac esar esas esca esce escr escs esea esee eser eses esra essa esse raas rac- raca racc race racs raec raer raes rara rare rars rasa rasc rase rass rcac rcas rccc rccs rcsa rcsc rcss rea- reac reae rear reas reca recc rece recr recs rees rera rere rers resa rese ress rras rrrr rsaa rscc rscs rsee rsre rssa sa-c saac saae saar saas saca sacc sace sacr sacs saer saes sara sarc sare sarr sars sasa sasc sase sass scaa scac scar scas sccc scce sccs scea scec scee scer scr- scra scrc scre scrs scsa scsc scsr se-c se-e se-s seaa seac sear seas sec- seca secc sece secr secs seea seec seer sees sera serc sere serr sers sesa sesc sese sess sras srcc srec sres ssaa ssac ssas ssca sscc ssce sscs ssec ssee sses ssra ssrc ssrs sssa sssc ssss