cccc cccp cccs cccu ccee ccpe ccpp ccpr ccps ccrc ccre ccrp ccrs ccrt ccsp ccss ccst cctc cctt ccuc ccup ccus ccut cec- cece cecp cecs cect ceec cees cepc cepe cepp cepr ceps cept cer- cerc cere cerp cers cert cesc cese cesp cesr cess cest cet- cete cetp cets cpce cpcs cpcu cpep cper cpps cpre cprs cprt cpsc cpsr cpsu cptp cptr cpts cpus crcc crce crcr cre- crec cree crep cres cret creu crpc crps crrt crsp crss crst crtc crtp crts crue crup crus crut cscc csce cscr cscs csec csee csep cser cset cspc cspe csps cspt csrc csrs csse cssr cstc cstr csts csup csur csus ctcp ctec ctep ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cuce cuer cues cupe cupp cupr cups cure curr curs curt cusp cuss cust cusu cut- cutc cute cuts cutt eccc ecce ecct eces ecpp ecrc ecrr ecru ecsc ecse ecsp ecss ecsu ect- ectc ects ecus eecs eeee eees eeps eerc eers eese eetc eete eets eetu epcc epec epee eper epes eppc eppp epps eprp eprs epsc epsp epss epte epus ercc erce ercp erec erer eres eret erpe erps errc erre errs erse erst erts ertu eruc erur erus esce escr escs escu esee eser eses eset espc espe espp esps esse essp esst essu estc este estp estr ests esus etcc etcs etec etee eter etes etre etsu ette ettu euer eur- eurc eure eurt euse pccc pcce pccs pcep pcer pcpp pcps pcrc pcre pcse pcte pcts pece pecr pecs pect peec peep peer pees peet pepe peps per- perc pere perp perr pers pert peru pese pess pest pesu pete petr pets pett peur peut ppcc ppcs pper pppp ppps pprc ppru ppss ppts pptt ppur prcc prcp prcs pre- prec pree prep pres pret preu prps prrs prsc prse prss prtc prtp prtr prue prus prut pruu pscu psec pspp pspr psps psrp pssc psse psst psts pstu ptcc pter pttc pu-e puce puer puet pueu pupe pups pupu pur- pure purp purr purs puru puss pust put- pute puts putt putu puuc rccc rccs rcep rcet rcps rcpt rcsc rcss rctc rcts recc rece recp recr recs rect recu reep rees reet repe repp repr reps rept repu rere rers rert reru rese resp ress rest rete retr rets rett reue reup reus reut reuu rpcs rpet rpps rpts rrrr rrsp rscc rscs rsee rsps rsre rstp rsts rstu rtcc rtce rtee rtes rtps rtss rttp rtts ruce ruct ruer rues ruet 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 scpe scps scpt scr- scrc scre scrs scsc scsr scst scsu sctc sctr scts scup scur scut se-c se-e se-s se-t se-u sec- secc sece secr secs sect secu seec seep seer sees seet seeu sepe sepp sepr seps sept sepu serc sere serp serr sers sert seru sesc sese sess sest set- setc sete sets sett seur spcc spcs spec spee sper spes spet spps sprs spse spsp spss spst sptc sptr spts spue spur spus sput srcc srct srec sres srpc srps srpt srsp srtp srtr sscc ssce sscp sscs ssec ssee ssep sses sset sspc sspe ssps sspt ssrc ssrs sssc ssss sstc sstp ssts stcc stcp stcs stcu stec stee step ster stes stet stpp stps strc stre strs stru stss sttc sttr stuc stue stup stur stus stut suc- succ sucr sucs suee suer sues suet sueu sup- supe supp supr sups supt sur- surc sure surp surr surs surt suru sus- suse susp suss sust susu sute sutu suus tccc tccu tcep tctc tcts tecr tecs tect teec teer tees teet tepe tepp tepu ter- terc tere terp terr ters teru tesc tese tesp tess test tete tetr tets tett tetu teut tpcp tpcs tper tppp tppr tprs tpsc tpte tptp tptr tput trcc tre- trec tree tres tret treu trpc trpe trpp trps trst trtc trte trtr truc true trus trut truu tscc tscp tsec tses tset tsps tspt tsse tssr tsst tstc tsts tsup ttcp tter ttss tttt tucc tuer tues tuet tupe tups tupu turc ture turp turr turs turt turu tusc tuss tust tute tuts tutt tutu u-rp uccp uces ucrc ucsc ucst ucsu ucut uers uess upcs uppc uppe uppp uppu upsc upse upup ure- ures uret urre urse urss ursu urte urts urup urur urus urut uscc usce uscs usee user uses uset uspc uspp usps ussc usse ussr usss usst ussu ustc uste ustp usts usus utec utep uter utes utsc uttu uucp uuuu