cccc cccs ccee ccgc ccgs ccgt ccrc ccre ccrg ccrs ccrt ccsg ccss ccst cctc cctt cec- cece cecs cect ceec cees cege cer- cerc cere cers cert cesc cese cesg cesr cess cest cet- cete cets cgcc cgcg cger cges cggs cgss cgst crcc crce crcr cre- crec cree creg cres cret crgs crrt crss crst crtc crts cscc csce cscr cscs csec csee cser cset csrc csrs csse cssr cstc cstg cstr csts ctec ctge ctrc ctrs ctsc ctss ctts eccc ecce ecct eces ecgs ecrc ecrr ecsc ecse ecss ect- ectc ects eecs eeee eees eegs eerc eerg eers eese eetc eete eets egcc egcg egcr egec egee eger egge eggs egre egsc egss egte egts ercc erce erec erer eres eret erg- ergg ergs errc erre errs erse erst erts esce escr escs esee eser eses eset esse essg esst estc este estr ests etcc etcs etec etee eter etes etre ette gc-c gccc gccs gcet gcrg gcse gcss gcst gctc gcts gece geer gees geet gege gegg gere gers gert gesg gess gest gete getg gets gett gggg ggss grcc grce grec gree greg gres gret grrr grrs grss grtc gsse gstr gtcr gtcs rccc rccs rcet rcgc rcrg rcsc rcss rctc rctg rcts recc rece recr recs rect rees reet rege regr regs regt rere rerg rers rert rese ress rest rete retr rets rett rgtr rgts rrrr rscc rscs rsee rsgc rsre rsts rtcc rtce rtcg rtee rtes rtgs rtss rtts sccc scce sccs scct scec scee sceg scer scet scgs scr- scrc scre scrs scsc scsr scst sctc sctr scts se-c se-e se-g se-s se-t sec- secc sece secg secr secs sect seec seeg seer sees seet sege segg segs serc sere serg serr sers sert sesc sese sess sest set- setc sete sets sett sgce sgcg sger sges sggg sggs sgss sgts srcc srct srec sres srtr sscc ssce sscs ssec ssee sses sset ssgs ssgt ssrc ssrg ssrs sssc ssss sstc ssts stcc stcs stec stee steg ster stes stet stge stgr strc stre strs stss sttc sttr tccc tctc tcts tecr tecs tect teec teer tees teet tegg tegs tegt ter- terc tere terr ters tesc tese tess test tete tetr tets tett tgcc tgtc tgts trcc tre- trec tree treg tres tret trge trst trtc trte trtr tscc tscg tsec tses tset tsgt tsse tssg tssr tsst tstc tsts tter ttss tttt