cccc ccci cccp cccs ccee ccic ccii ccip ccir ccis ccpe ccpp ccpr ccps ccrc ccre ccri ccrp ccrs ccrt ccsi ccsp ccss ccst cctc cctt cec- cece ceci cecp cecs cect ceec cees ceip cepc cepe cepp cepr ceps cept cer- cerc cere ceri cerp cers cert cesc cese cesi cesp cesr cess cest cet- cete ceti cetp cets cicc cici cicr cics cict ciee cier cies ciii ciis ciit cipp cips circ cire ciri cirr cirs cirt cis- cisc cise cisp cisr ciss cist cite citi citp cits citt cpce cpcs cpep cper cpic cpps cpre cpri cprs cprt cpsc cpsr cptp cptr cpts crcc crce crcr cre- crec cree crei crep cres cret cric crie crip cris crit crpc crps crrt crsp crss crst crtc crtp crts cscc csce csci cscr cscs csec csee csep cser cset csir csis csit cspc cspe cspi csps cspt csrc csrs csse cssr cstc cstr csts ctcp ctec ctep ctic ctpp ctps ctrc ctrp ctrs ctsc ctss ctts eccc ecce ecci ecct eces ecip ecis ecit ecpp ecrc ecri ecrr ecsc ecse ecsp ecss ect- ectc ects eecs eeee eees eeps eerc eers eese eesi eetc eete eets eics eiec eiei eier eies eipr eire eirs eise eiss eist eitc eiti eitr epcc epci epec epee eper epes epi- epic epie epip epis epit eppc eppp epps eprp eprs epsc epsi epsp epss epte ercc erce ercp erec erei erer eres eret eric erie eris erit erpe erps errc erre errs erse ersi erst erts esce esci escr escs esee eser eses eset esie esis esit espc espe espi espp esps esri esse essi essp esst estc este estp estr ests etcc etcs etec etee eter etes etic etre etsi ette etti iccc icci iccp iccr iccs icct icec icee icer ices icet icis icpc icps icrc icre icrr icrs icrt icsc icse icsi icsp icsr icss icst ictp icts iecc ieet ieie iere ieri iers iesc iesi iesr iest iett iies iiie iiii iiis iiit iirc iirs iisc iisi iisp iisr iist iitr iitt ipcc ipce ipcs ipct ipec iper ipes ipet ipie ippc ippr ipri ipsc ipse ipsi ipsp ipss iptc ipts ircc ircs iree irer ires iri- iric irie irip iris irpc irpe irps irrc irre irri irrs irse irsp irte irti irtp irts iscc isci iscp iscr iscs isct isec isee isep iser ises iset isic isie isis isit ispc ispe ispr isps isri isrp issc isse issi issp issr isss istc iste isti istp istr ists itcs itec itep iter ites itet itic itie itis itpc itri itrs itse itsi itsp pccc pcce pccs pcep pcer pcip pcpp pcps pcrc pcre pcse pcte pcts pece peci pecr pecs pect peec peep peer pees peet peip peir peis peit pepe pepi peps per- perc pere peri perp perr pers pert pese pesi pess pest pete peti petr pets pett picc pice pici picr pics pict piep pier pies piet piip pipe pipi pipp pips pirc pire piri pirr pirs pise pisi piss pist pite piti pitr pits pitt ppcc ppci ppcs pper ppic ppie pppp ppps pprc ppss ppts pptt prcc prcp prcs pre- prec pree prep pres pret pri- prie prii pris prps prri prrs prsc prse prsi prss prtc prti prtp prtr psci psec psei psip psis pspi pspp pspr psps psrp pssc psse psst psts ptcc pter pttc rccc rccs rcep rcet rcic rcis rcpi rcps rcpt rcsc rcsi rcss rctc rcti rcts recc rece reci recp recr recs rect reep rees reet reii reir reis reit repe repi repp repr reps rept rere reri rers rert rese resi resp ress rest rete reti retr rets rett ricc rice rics rict riep rier ries riet riis ripe ripi ripp ripr rips ript rire riri rirs risc rise risi risp riss rist rite riti rits ritt rpcs rpet rpii rpps rpts rrrr rrsp rscc rscs rsee rsis rsps rsre rstp rsts rtcc rtce rtee rtei rtes rtps rtss rttp rtts s-ic s-ii sccc scce sccp sccs scct scec scee scep scer scet sci- scic scie scip scir scis scit scpe scpi scps scpt 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 seep seer sees seet seie seii seip seir seis seit sepe sepi sepp sepr seps sept serc sere seri serp serr sers sert sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sicp sics siec sier sies siit sipc sipe sipi sipp sips sipt sirc sire siri sirp sirr sirs sirt sisc sise sisi siss sist sit- sitc site siti sits sitt spcc spcs spec spee sper spes spet spic spie spip spir spis spit spps spri sprs spse spsp spss spst sptc sptr spts srcc srct srec sres sris srpc srps srpt srsp srtp srtr sscc ssce ssci sscp sscs ssec ssee ssep sses sset ssis ssit sspc sspe ssps sspt ssrc ssri ssrs sssc sssi ssss sstc sstp ssts stcc stcp stcs stec stee step ster stes stet stic stie stip stir stis stit stpp stps strc stre stri strs stsi stss sttc sttr tccc tcep tctc tcts tecr tecs tect teec teer tees teet teic teie teip teir teis tepe tepi tepp ter- terc tere teri terp terr ters tesc tese tesp tess test tete teti tetr tets tett ticc tice tics tie- tiee tiei tiep tier ties tiet tiit tip- tipc tipe tipi tipp tips tipt tire tiri tirr tirs tise tisi tiss tist titc tite titi titp tits titt tpcp tpcs tper tpir tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree trei tres tret tri- tric trie trip tris trit trpc trpe trpp trps trsi trst trtc trte trtr tscc tscp tsec tses tset tsis tsps tspt tsse tssi tssr tsst tstc tsts ttcp tter ttss tttt