cccc cccf cccp cccs ccee ccfc ccff ccpe ccpp ccpr ccps ccrc ccre ccrf ccrp ccrs ccrt ccsf ccsp ccss ccst cctc cctt cec- cece cecp cecs cect ceec cees cef- cefc cepc cepe cepp cepr ceps cept cer- cerc cere cerf cerp cers cert cesc cese cesp cesr cess cest cet- cete cetp cets cfcf cfcs cffr cfpr cfps cfre cfrp cfrt cfse cftc cfte cftr cpce cpcs cpep cper cpff cpft cpps cpre cprs cprt cpsc cpsr cptp cptr cpts crcc crce crcr cre- crec cree crep cres cret crfc crfs crpc crps crrt crsp crss crst crtc crtf crtp crts cscc csce cscf cscr cscs csec csee csep cser cset csfc csfr cspc cspe csps cspt csrc csrs csse cssr cstc cstr csts ctcf ctcp ctec ctep ctfc ctfs ctpp ctps ctrc ctrp ctrs ctsc ctss ctts eccc ecce ecct ecef eces ecfc ecfr ecfs ecpp ecrc ecrf ecrr ecsc ecse ecsp ecss ect- ectc ectf ects eecs eeee eees eefe eeps eerc eers eese eetc eete eets efes efet effs eft- eftp efts epcc epec epee eper epes epfc eppc eppp epps eprp eprs epsc epsf epsp epss epte ercc erce ercp erec erer eres eret erfc erfs erft erpe erps errc erre errs erse erst erts esce escr escs esee eser eses eset esfp esfs espc espe espp esps esse essp esst estc este estp estr ests etcc etcs etec etee eter etes etfc etfe etre ette fccf fccp fces fcps fcsc fcst fece fect feer fees feet fefc fefe feff fepc feps ferc fere ferr fers fert fese fess fest fete fetp fetr fets fett ffcc ffee ffff ffps ffrr ffss fftf fp-c fpcc fpct fprf frcc frcp free frep fres fret frfc frps frsc frst fscc fsec fspc fspf fssc fssf fssp ft-c fter ftfc ftpe ftps ftrs ftse ftsr pccc pcce pccs pcep pcer pcfc pcpp pcps pcrc pcre pcrf pcse pcte pcts pece pecr pecs pect peec peep peer pees peet pefc peff pefs pepe peps per- perc pere perf perp perr pers pert pese pess pest pete petr pets pett pfce pfcs pfet pfff pffr pfft pfps pfte ppcc ppcs pper pppp ppps pprc pprf ppsf ppss ppts pptt prcc prcf prcp prcs pre- prec pree pref prep pres pret prfc prfs prps prrs prsc prse prss prtc prtp prtr psec psfs pspp pspr psps psrp pssc psse psst psts ptcc pter ptrf pttc rccc rccs rcep rcet rcfc rcps rcpt rcsc rcss rctc rcts recc rece recp recr recs rect reef reep rees reet refe reff refr refs reft repe repp repr reps rept rere rers rert rese resp ress rest rete retr rets rett rfef rffc rftc rpcs rpet rpfc rpps rpts rrfc rrrr rrsp rscc rscs rsee rsfc rsps rsre rstp rsts rtcc rtce rtee rtes rtfc rtps rtss rttp rtts sccc scce sccp sccs scct scec scee scep scer scet scfc scfe scpe scps scpt scr- scrc scre scrs scsc scsr scst sctc sctr scts se-c se-e se-f se-s se-t sec- secc sece secr secs sect seec seef seep seer sees seet seff seft sepe sepp sepr seps sept serc sere serf serp serr sers sert sesc sese sess sest set- setc sete setf sets sett sfcc sfcs sfer sffc sfpc sfrc sfss sftp sfts spcc spcs spec spee spef sper spes spet spfc spfs sppf spps sprs spse spsp spss spst sptc sptr spts srcc srct srec sres srfc srpc srps srpt srsp srtp srtr sscc ssce sscp sscs ssec ssee ssep sses sset ssfc ssfp sspc sspe sspf ssps sspt ssrc ssrs sssc sssf ssss sstc sstp ssts stcc stcp stcs stec stee stef step ster stes stet stfc stpf stpp stps strc stre strs stsf stss sttc sttr tccc tcep tcfc tctc tcts tecr tecs tect teec teef teer tees teet tefc teff teft tepe tepp ter- terc tere terf terp terr ters tesc tese tesp tess test tete tetr tets tett tfec tfpt tfrs tfss tftc tftp tpcp tpcs tper tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree tref tres tret trfc trfr trpc trpe trpp trps trst trtc trte trtr tscc tscp tsec tses tset tsfc tsps tspt tsse tssf tssr tsst tstc tsts ttcp tter ttfc ttff ttss tttt