cccc ccci cccs ccee ccic ccii ccir ccis ccrc ccre ccri ccrs ccrt ccsi ccss ccst cctc cctt cec- cece ceci cecs cect ceec cees cer- cerc cere ceri cers cert cesc cese cesi cesr cess cest cet- cete ceti cets cicc cici cicr cics cict ciee cier cies ciii ciis ciit circ cire ciri cirr cirs cirt cis- cisc cise cisr ciss cist cite citi cits citt crcc crce crcr cre- crec cree crei cres cret cric crie cris crit crrt crss crst crtc crts cscc csce csci cscr cscs csec csee cser cset csir csis csit csrc csrs csse cssr cstc cstr csts ctec ctic ctrc ctrs ctsc ctss ctts eccc ecce ecci ecct eces ecis ecit ecrc ecri ecrr ecsc ecse ecss ect- ectc ects eecs eeee eees eerc eers eese eesi eetc eete eets eics eiec eiei eier eies eire eirs eise eiss eist eitc eiti eitr ercc erce erec erei erer eres eret eric erie eris erit errc erre errs erse ersi erst erts esce esci escr escs esee eser eses eset esie esis esit esri esse essi esst estc este estr ests etcc etcs etec etee eter etes etic etre etsi ette etti iccc icci iccr iccs icct icec icee icer ices icet icis icrc icre icrr icrs icrt icsc icse icsi icsr icss icst icts iecc ieet ieie iere ieri iers iesc iesi iesr iest iett iies iiie iiii iiis iiit iirc iirs iisc iisi iisr iist iitr iitt ircc ircs iree irer ires iri- iric irie iris irrc irre irri irrs irse irte irti irts iscc isci iscr iscs isct isec isee iser ises iset isic isie isis isit isri issc isse issi issr isss istc iste isti istr ists itcs itec iter ites itet itic itie itis itri itrs itse itsi rccc rccs rcet rcic rcis rcsc rcsi rcss rctc rcti rcts recc rece reci recr recs rect rees reet reii reir reis reit rere reri rers rert rese resi ress rest rete reti retr rets rett ricc rice rics rict rier ries riet riis rire riri rirs risc rise risi riss rist rite riti rits ritt rrrr rscc rscs rsee rsis rsre rsts rtcc rtce rtee rtei rtes rtss rtts s-ic s-ii sccc scce sccs scct scec scee scer scet sci- scic scie scir scis scit scr- scrc scre scri scrs scsc scsi scsr scst sctc sctr scts se-c se-e se-i se-s se-t sec- secc sece secr secs sect seec seer sees seet seie seii seir seis seit serc sere seri serr sers sert sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sics siec sier sies siit sirc sire siri sirr sirs sirt sisc sise sisi siss sist sit- sitc site siti sits sitt srcc srct srec sres sris srtr sscc ssce ssci sscs ssec ssee sses sset ssis ssit ssrc ssri ssrs sssc sssi ssss sstc ssts stcc stcs stec stee ster stes stet stic stie stir stis stit strc stre stri strs stsi stss sttc sttr tccc tctc tcts tecr tecs tect teec teer tees teet teic teie teir teis ter- terc tere teri terr ters tesc tese tess test tete teti tetr tets tett ticc tice tics tie- tiee tiei tier ties tiet tiit tire tiri tirr tirs tise tisi tiss tist titc tite titi tits titt trcc tre- trec tree trei tres tret tri- tric trie tris trit trsi trst trtc trte trtr tscc tsec tses tset tsis tsse tssi tssr tsst tstc tsts tter ttss tttt