a-ak aaaa aaac aaae aaca aacc aace aack aact aaea aaec aaka aake aata aatc aatk aatt ac-t acaa acac acae acat acca accc acce acct ace- acea acec acek acet acke acta actc acte actt aeac aect aeka aeta aetc aett akaa akae akca akee akka akte at-t ataa atac atae atak atat atca atcc atck atea atec atee atka atkt atta atte caaa caac caat cac- caca cacc cace cack caec caka cake cat- cata catc cate catt ccaa ccac ccat ccca cccc ccee cctc cctt ceac ceat cec- ceca cece cect ceec ceke cet- ceta cete ckac ckat ckck ctae ctca ctec ctta eaca eacc eaec eata eate ecaa ecac ecat ecca eccc ecce ecct ecka ect- ecta ectc eeca eeea eeee eeka eeke eeta eetc eete eka- ekek eket ekka ekta etak etat etcc etec etee etka etta ette kaaa kaak kaat kacc kace kact kaet kaka kakc kake kakk kakt kat- kata katc kate katk katt kcaa kcac kcat kcca kccc kcck kcct kcea kcec kcee kcet kckc kckk kcta kctc kcte kea- keak keat keca keck keek keet keka kekc keke ket- keta ketc kete ketk kett kkaa kkac kkat kkck kkct kkea kkkk kktc kktk ktaa ktae ktak ktat ktcc ktce ktck ktea ktec ktee ktek ktkc ktke ktkk ktkt kttc kttk kttt taa- taat taca tacc tace tack tact taec taka take takk takt tata tate tatt tcca tccc tctc teac teak teat teca teck tect teec teek teet teka teke teta tete tett tkac tttt