cccc cccu ccee ccgc ccgt ccrc ccre ccrg ccrt cctc cctt ccuc ccut cec- cece cect ceec cege ceke cer- cerc cere cert cet- cete cgcc cgcg cger cgtu ckck cker ckrc crcc crce crcr cre- crec cree creg cret creu crkc crrt crtc crue crug cruk crut ctec ctge ctgu ctrc cucc cuce cuck cuek cuer cuk- cuke cure curr curt cut- cutc cute cutt eccc ecce ecct ecrc ecrr ecru ect- ectc eeee eeke eerc eerg eetc eete eetu egcc egcg egcr egec egee eger egge egre egte egtk ekek eker eket ekur ercc erce erec erer eret erg- ergg erke errc erre ertu eruc erur etcc etec etee eter etre ette ettu euer euge eur- eurc eure eurt gc-c gccc gcet gcrg gctc gece geck geek geer geet gege gegg gere gert geru gete getg getk gett geue gggg grcc grce grec gree greg gret greu grrr grtc grue grug grur grut gtcr guck guer guge gugg gugu gure gurg gurk gurr gurt guru gute gutt gutu kccc kcck kccr kcct kccu kcec kcee kceg kcet kceu kcgc kcgr kckc kckk kckr kcrc kcrg kcrr kcrt kcru kctc kcte kctu kcue kcuk kecg keck kecr keek keer keet kege kegg kegk kegr kekc keke keku ker- kerc kere kerk kerr kert keru ket- ketc kete ketk ketr kett ketu keug keur kgcc kgce kgcr kgec kget kggg kggr kgrc kgre kgrg kgrk kgrr kgrt kgtk kkck kkcr kkct kkeg kkgr kkkk kkrc kkre kkrk kkrr kkrt kktc kktk kktu kkut kkuu krcc krce krcg krcu krec kree krek kret kreu krgt krkc krke krkk krkr krku krrc krre krrg krrk krrr krrt krtc krtk krtr kruc krue krug kruk krur ktcc ktce ktck ktcr ktec ktee kteg ktek ktge ktgg ktgr ktkc ktke ktkk ktkr ktkt ktku ktrc ktre ktrg ktrk ktrr ktrt ktru kttc kttg kttk kttr kttt kttu ktuc ktug kucc kuce kucr kuek kueu kuge kugr kuke kukk kuku kure kurk kurr kurt kuru kute kutr kutt kutu kuuk kuur kuuu rccc rcet rcgc rcrg rctc rctg recc rece reck recr rect recu reek reet rege regr regt regu reke rekt rere rerg rert reru rete retr rett reue reuk reut reuu rgtr rrrr rtcc rtce rtcg rtee rtkg ruce ruck ruct ruer ruet ruge rugg ruke rukk ruku rurc rure ruru rute rutt rutu tccc tccu tctc teck tecr tect teec teek teer teet tegg tegt tegu teke ter- terc tere terk terr teru tete tetr tett tetu teuk teut tgcc tgtc tkkg trcc tre- trec tree treg trek tret treu trge trtc trte trtr truc true trug truk trut truu tter ttkg tttt tucc tuck tuer tuet tugg tugu tuke turc ture turg turk turr turt turu tute tutt tutu ucrc ucut ugcc ugcg uggt ugur uguu ukcc ukek ukeu ukrc ukur ure- uret urge urgu urke urre urte uruk urur urut utec uter uttu utug uuuu