cccc cccf cccp cccu ccee ccfc ccff ccpe ccpp ccpr ccrc ccre ccrf ccrp ccrt cctc cctt ccuc ccup ccut cec- cece cecp cect ceec cef- cefc cepc cepe cepp cepr cept cer- cerc cere cerf cerp cert cet- cete cetp cfcf cffr cfpr cfre cfrp cfrt cftc cfte cftr cpce cpcu cpep cper cpff cpft cpre cprt cptp cptr crcc crce crcr cre- crec cree crep cret creu crfc crpc crrt crtc crtf crtp crue crup crut ctcf ctcp ctec ctep ctfc ctpp ctrc ctrp cucc cuce cuer cufc cuff cupe cupp cupr cure curf curr curt cut- cutc cute cutt eccc ecce ecct ecef ecfc ecfr ecpp ecrc ecrf ecrr ecru ect- ectc ectf eeee eefe eerc eetc eete eetu efet eft- eftp eftu epcc epec epee eper epfc eppc eppp eprp epte ercc erce ercp erec erer eret erfc erft erpe errc erre ertu eruc erur etcc etec etee eter etfc etfe etre ette ettu euer eufc eur- eurc eure eurt fccf fccp fcup fece fect feer feet fefc fefe feff fepc ferc fere ferr fert feru fete fetp fetr fett fetu ffcc ffee ffff ffrr fftf fp-c fpcc fpct fprf frcc frcp free frep fret frfc frue ft-c fter ftfc ftpe ftuc fuc- fuct fuet fufc fuff fufu fur- fure furr furt fute futu pccc pcce pcep pcer pcfc pcpp pcrc pcre pcrf pcte pece pecr pect peec peep peer peet pefc peff pepe per- perc pere perf perp perr pert peru pete petr pett peur peut pfce pfet pfff pffr pfft pfte ppcc pper pppp pprc pprf ppru pptt ppur prcc prcf prcp pre- prec pree pref prep pret preu prfc prtc prtp prtr prue pruf prut pruu ptcc pter ptrf pttc pu-e puce puer puet pueu puff puft pupe pupu pur- pure purp purr puru put- pute putt putu puuc rccc rcep rcet rcfc rcpt rctc recc rece recp recr rect recu reef reep reet refe reff refr reft refu repe repp repr rept repu rere rert reru rete retr rett reue reuf reup reut reuu rfef rffc rftc rpet rpfc rrfc rrrr rtcc rtce rtee rtfc rttp ruce ruct ruer ruet rufc rufe ruff ruft rupe rupp rupt rurc rure rurp ruru rute rutt rutu tccc tccu tcep tcfc tctc tecr tect teec teef teer teet tefc teff teft tepe tepp tepu ter- terc tere terf terp terr teru tete tetr tett tetu teut tfcu tfec tfpt tftc tftp tpcp tper tppp tppr tpte tptp tptr tput trcc tre- trec tree tref tret treu trfc trfr trpc trpe trpp trtc trte trtr truc true trut truu ttcp tter ttfc ttff tttt tucc tuer tuet tufc tufe tuff tuft tufu tupe tupu turc ture turf turp turr turt turu tute tutt tutu u-rp uccp ucrc ucut ufcu ufer uffe uftp uppc uppe uppp uppu upup ure- uret urfe urff urft urre urte urup urur urut utec utep uter uttu uucp uutf uuuu