cccc cccf cccp cccs cccu ccee ccfc ccff ccpe ccpp ccpr ccps ccrc ccre ccrf ccrp ccrs ccrt ccsf ccsp ccss ccst cctc cctt ccuc ccup ccus ccut 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 cpcu cpep cper cpff cpft cpps cpre cprs cprt cpsc cpsr cpsu cptp cptr cpts cpus crcc crce crcr cre- crec cree crep cres cret creu crfc crfs crpc crps crrt crsp crss crst crtc crtf crtp crts crue crup crus crut cscc csce cscf cscr cscs csec csee csep cser cset csfc csfr cspc cspe csps cspt csrc csrs csse cssr cstc cstr csts csuf csup csur csus ctcf ctcp ctec ctep ctfc ctfs ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cuce cuer cues cufc cuff cupe cupp cupr cups cure curf curr curs curt cusp cuss cust cusu cut- cutc cute cuts cutt eccc ecce ecct ecef eces ecfc ecfr ecfs ecpp ecrc ecrf ecrr ecru ecsc ecse ecsp ecss ecsu ect- ectc ectf ects ecus eecs eeee eees eefe eeps eerc eers eese eetc eete eets eetu efes efet effs eft- eftp efts eftu epcc epec epee eper epes epfc eppc eppp epps eprp eprs epsc epsf epsp epss epte epus ercc erce ercp erec erer eres eret erfc erfs erft erpe erps errc erre errs erse erst erts ertu eruc erur erus esce escr escs escu esee eser eses eset esfp esfs espc espe espp esps esse essp esst essu estc este estp estr ests esuf esus etcc etcs etec etee eter etes etfc etfe etre etsu ette ettu euer eufc eur- eurc eure eurt euse fccf fccp fces fcps fcsc fcst fcup fece fect feer fees feet fefc fefe feff fepc feps ferc fere ferr fers fert feru fese fess fest fete fetp fetr fets fett fetu feus ffcc ffee ffff ffps ffrr ffss fftf fp-c fpcc fpct fprf frcc frcp free frep fres fret frfc frps frsc frst frue fscc fsec fspc fspf fssc fssf fssp ft-c fter ftfc ftpe ftps ftrs ftse ftsr ftuc fuc- fuct fuet fufc fuff fufu fur- fure furr furs furt fusc fuse fuss fust fusu fute futs futu 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 peru pese pess pest pesu pete petr pets pett peur peut pfce pfcs pfet pfff pffr pfft pfps pfte ppcc ppcs pper pppp ppps pprc pprf ppru ppsf ppss ppts pptt ppur prcc prcf prcp prcs pre- prec pree pref prep pres pret preu prfc prfs prps prrs prsc prse prss prtc prtp prtr prue pruf prus prut pruu pscu psec psfs pspp pspr psps psrp pssc psse psst psts pstu ptcc pter ptrf pttc pu-e puce puer puet pueu puff puft pupe pups pupu pur- pure purp purr purs puru puss pust put- pute puts putt putu puuc rccc rccs rcep rcet rcfc rcps rcpt rcsc rcss rctc rcts recc rece recp recr recs rect recu reef reep rees reet refe reff refr refs reft refu repe repp repr reps rept repu rere rers rert reru rese resp ress rest rete retr rets rett reue reuf reup reus reut reuu rfef rffc rftc rpcs rpet rpfc rpps rpts rrfc rrrr rrsp rscc rscs rsee rsfc rsps rsre rstp rsts rstu rtcc rtce rtee rtes rtfc rtps rtss rttp rtts ruce ruct ruer rues ruet rufc rufe ruff ruft rupe rupp rupt rurc rure rurp rurs ruru ruse russ rust rusu rute ruts rutt rutu sccc scce sccp sccs scct scec scee scep scer scet scfc scfe scpe scps scpt scr- scrc scre scrs scsc scsr scst scsu sctc sctr scts scup scur scut se-c se-e se-f se-s se-t se-u sec- secc sece secr secs sect secu seec seef seep seer sees seet seeu seff seft sepe sepp sepr seps sept sepu serc sere serf serp serr sers sert seru sesc sese sess sest set- setc sete setf sets sett seur sfcc sfcs sfer sffc sfpc sfrc sfss sfsu sftp sfts spcc spcs spec spee spef sper spes spet spfc spfs sppf spps sprs spse spsp spss spst sptc sptr spts spue spur spus sput 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 stcu stec stee stef step ster stes stet stfc stfu stpf stpp stps strc stre strs stru stsf stss sttc sttr stuc stue stuf stup stur stus stut suc- succ sucr sucs suee suer sues suet sueu suf- sufc suff sufr sufs sufu sup- supe supp supr sups supt sur- surc sure surf surp surr surs surt suru sus- suse susp suss sust susu sute sutu suus tccc tccu tcep tcfc tctc tcts tecr tecs tect teec teef teer tees teet tefc teff teft tepe tepp tepu ter- terc tere terf terp terr ters teru tesc tese tesp tess test tete tetr tets tett tetu teut tfcu tfec tfpt tfrs tfss tftc tftp tpcp tpcs tper tppp tppr tprs tpsc tpte tptp tptr tput trcc tre- trec tree tref tres tret treu trfc trfr trpc trpe trpp trps trst trtc trte trtr truc true trus trut truu tscc tscp tsec tses tset tsfc tsps tspt tsse tssf tssr tsst tstc tsts tsup ttcp tter ttfc ttff ttss tttt tucc tuer tues tuet tufc tufe tuff tuft tufu tupe tups tupu turc ture turf turp turr turs turt turu tusc tuss tust tute tuts tutt tutu u-rp uccp uces ucrc ucsc ucsf ucst ucsu ucut uers uess ufcu ufer uffe uftp upcs uppc uppe uppp