c-cd cccc ccci cccs ccdc ccdi ccdr ccds cced ccee ccic ccid ccii ccir ccis ccrc ccre ccri ccrs ccrt ccsd ccsi ccss ccst cctc cctt cd-e cd-r cdcs cddr cdec cder cdes cdic cdii cdis cdre cdrs cdss cec- cece ceci cecs cect cedd cede cedi cedt ceec cees cer- cerc cerd cere ceri cers cert cesc cese cesi cesr cess cest cet- cete ceti cets cicc cici cicr cics cict cidc cide cidi cidr cids cidt ciee cier cies ciid ciii ciis ciit circ cire ciri cirr cirs cirt cis- cisc cisd cise cisr ciss cist cite citi cits citt crcc crce crcr crdc cre- crec cred cree crei cres cret cric crie cris crit crrt crss crst crtc crts cscc cscd csce csci cscr cscs csdr csec csee cser cset csid csir csis csit csrc csrd csrs cssd csse cssr cstc cstd cstr csts ctec ctic ctrc ctrs ctsc ctss ctts dccc dcci dccs dcct dcds dcii dcis dcsc dcss dctc dcts dddd ddes ddie ddrc ddre ddss ddts dec- decc decd dece deci decs dect dedd dede dedi deed deer dees deet deid deie deir deis deit der- derc dere deri derr ders des- desc dese desi dess dest dete detr dets dice dici dict dide didi dids died dier dies diet diii diis dird dire dirr dirs dirt dis- disc disd dise disi diss dist dite diti dits ditt dred dree drei dres dret dric drie drit drrs dscc dscr dscs dsdr dsei dsrc dsri dsrr dssc dssi dsst dstc dsts dtcc dted dtss eccc ecce ecci ecct ecdc eced eces ecis ecit ecrc ecri ecrr ecsc ecse ecss ect- ectc ects eddc edde eddi edds ede- edei eder edes edie edis edit edss edts eecs eede eeee eees eerc eers eese eesi eetc eete eets eics eid- eide eidi eidr eiec eied eiei eier eies eird eire eirs eisd eise eiss eist eitc eiti eitr ercc erce erde erdi erds erec ered erei erer eres eret eric erie eris erit errc erre errs erse ersi erst erts esce esci escr escs esdi esds esee eser eses eset esie esis esit esrd esri esse essi esst estc estd este estr ests etcc etcs etds etec etee eter etes etic etre etsi ette etti iccc icci iccr iccs icct icdc icdd icde icec iced icee icer ices icet icis icrc icre icrr icrs icrt icsc icsd icse icsi icsr icss icst icts idce idcr idec ided idee ider ides idic idid idie idir idis idrc idre idsc idse idss idts iecc iedr ieds ieet ieie iere ieri iers iesc iesi iesr iest iett iicd iide iied iies iiie iiii iiis iiit iirc iirs iisc iisd iisi iisr iist iitr iitt ircc ircd ircs irdc irds ired iree irer ires iri- iric irid irie iris irrc irre irri irrs irse irte irti irts iscc iscd isci iscr iscs isct isdc isde isds isec ised isee iser ises iset isic isie isis isit isri issc isse issi issr isss istc istd iste isti istr ists itcs itec iter ites itet itic itie itis itri itrs itse itsi rccc rccs rcdc rcde rcds rcet rcic rcid rcis rcrd rcsc rcsd rcsi rcss rctc rcti rcts rder recc recd rece reci recr recs rect redc redd rede redi redr reds reed rees reet reid reii reir reis reit rerd rere reri rers rert rese resi ress rest retd rete reti retr rets rett ricc rice rics rict ridc ridd ride ridi rids ried rier ries riet riis rire riri rirs risc risd rise risi riss rist rite riti rits ritt rred rrrr rscc rscs rsdd rsds rsee rsid rsis rsre rsts rtcc rtce rtdt rtee rtei rtes rtss rtts s-ic s-ii sccc scce sccs scct scdc scds scec scee scer scet sci- scic scid scie scir scis scit scr- scrc scre scri scrs scsc scsd scsi scsr scst sctc sctd sctr scts sdcc sddc sdds sder sdes sdet sdic sdrc sdrs sdsc sdss se-c se-d se-e se-i se-s se-t sec- secc secd sece secr secs sect sede seds seec seed seer sees seet seid seie seii seir seis seit serc serd sere seri serr sers sert sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sics sidd side sidi sidr sids siec sied sier sies siit sirc sire siri sirr sirs sirt sisc sisd sise sisi siss sist sit- sitc sitd site siti sits sitt srcc srct srde srec sres sris srsd srtr sscc ssce ssci sscs ssdc ssdd ssec ssee sses sset ssid ssis ssit ssrc ssri ssrs sssc sssi ssss sstc sstd ssts stcc stcs stds stec sted stee ster stes stet stic stid stie stir stis stit strc strd stre stri strs stsi stss sttc sttd sttr tccc tcdd tctc tcts tdes tdis tdri tdse tdss tecr tecs tect tedd tede tedi teds teec teed teer tees teet teic teie teir teis ter- terc tere teri terr ters tesc tesd tese tess test tete teti tetr tets tett ticc tice tics tidc tidd tide tids tie- tied tiee tiei tier ties tiet tiit tird tire tiri tirr tirs tise tisi tiss tist titc tite titi tits titt trcc tre- trec tred tree trei tres tret tri- tric trie tris trit trsd trsi trst trtc trte trtr tscc tsec tses tset tsid tsis tsse tssi tssr tsst tstc tsts tter ttss tttt