a-ak aaaa aaac aaae aaaf aaca aacc aace aacf aack aact aaea aaec aafa aafc aaff aaka aake aata aatc aatf aatk aatt ac-t acaa acac acae acat acca accc acce accf acct ace- acea acec acek acet acfc acfe acft acke acta actc acte actf actt aeac aeaf aect aeka aeta aetc aetf aett afaa afak afat afca afcc afee afek afet affa affc afft afka afta aftc afte akaa akae akca akee akka akte at-t ataa atac atae atak atat atca atcc atcf atck atea atec atee atef atfc atfe atka atkt atta atte caaa caac caaf caat cac- caca cacc cace cack caec cafa cafc cafe caff caka cake cat- cata catc cate catf catt ccaa ccac ccaf ccat ccca cccc cccf ccee ccfa ccfc ccff cctc cctt ceac ceat cec- ceca cece cect ceec cef- cefa cefc ceke cet- ceta cete cfaa cfac cfae cfca cfcf cfta cftc cfte cftk ckac ckat ckck ctae ctca ctcf ctec ctfc ctta eaaf eaca eacc eaec eata eate ecaa ecac ecat ecca eccc ecce ecct ecef ecfa ecfc ecka ect- ecta ectc ectf eeca eeea eeee eefa eefe eeka eeke eeta eetc eete efca efet effa efke eft- efta eka- ekek eket ekfc ekka ekta etak etat etcc etec etee etfa etfc etfe etka etta ette f--k faaa faac faca facc face fack fact fafa fafc fafe faff fake fakt fata fatc fate fatf fatt fcat fcca fccf feaf feak feat fece feck fect feek feet fefc fefe feff feke feta fete fett ffcc ffee ffff fftf ft-c ftea ftfc kaaa kaaf kaak kaat kacc kace kact kaet kafa kafc kafe kaff kaka kakc kake kakk kakt kat- kata katc kate katf katk katt kcaa kcac kcat kcca kccc kcck kcct kcea kcec kcee kcet kcfa kcfc kcft kckc kckf kckk kcta kctc kcte kea- keak keat keca keck keef keek keet kefa kefc keff keft keka kekc keke ket- keta ketc kete ketf ketk kett kfac kfat kfcf kffa kfff kffk kfka kfta kftc kfte kftk kftt kkaa kkac kkat kkck kkct kkea kkft kkkk kktc kktk ktaa ktae ktak ktat ktcc ktce ktck ktea ktec ktee ktek ktfc ktkc ktke ktkk ktkt kttc kttf kttk kttt taa- taaf taat taca tacc tace tack tact taec tafa tafc tafe taff taft taka take takk takt tata tate tatt tcca tccc tcfc tctc teac teak teat teca teck tect teec teef teek teet tefc teff teft teka teke teta tete tett tfae tfca tfec tftc tkac ttfa ttfc ttff tttt