cccc cccf ccci cccp ccee ccfc ccff ccfi ccic ccii ccip ccir ccpe ccpp ccpr ccrc ccre ccrf ccri ccrp ccrt cctc cctt cec- cece ceci cecp cect ceec cef- cefc ceip cepc cepe cepp cepr cept cer- cerc cere cerf ceri cerp cert cet- cete ceti cetp cfcf cffr cfit cfpr cfre cfrp cfrt cftc cfte cftr cicc cici cicr cict ciee cier cife ciff ciii ciit cipf cipp circ cire ciri cirr cirt cite citf citi citp citt cpce cpep cper cpff cpft cpic cpif cpre cpri cprt cptp cptr crcc crce crcr cre- crec cree crei crep cret crfc cric crie crif crip crit crpc crrt crtc crtf crtp ctcf ctcp ctec ctep ctfc ctic ctpp ctrc ctrp eccc ecce ecci ecct ecef ecfc ecfr ecip ecit ecpp ecrc ecrf ecri ecrr ect- ectc ectf eeee eefe eerc eetc eete efet effi efic efit eft- eftp eiec eiei eier eipr eire eitc eiti eitr epcc epci epec epee eper epfc epi- epic epie epip epit eppc eppp eprp epte ercc erce ercp erec erei erer eret erfc erft eric erie erit erpe errc erre etcc etec etee eter etfc etfe etic etre ette etti fccf fccp fcic fcii fece fect feer feet fefc fefe feff fefi feie feir feit fepc ferc fere ferr fert fete feti fetp fetr fett ffcc ffee ffff ffii ffrr fftf ficc fice fict fiec fief fier fifc fife fiff fifi fift fiii fipp fire fitc fite fiti fitt fp-c fpcc fpct fprf frcc frcp free frei frep fret frfc fric frie frip frit ft-c fter ftfc ftii ftpe iccc iccf icci iccp iccr icct icec icee icef icer icet icpc icrc icre icrf icrr icrt ictp iecc ieet ieie iere ieri ietf iett ifcp ifer ific ifit ifrf ifri iiie iiii iiit iipf iirc iitr iitt ipcc ipce ipct ipec iper ipet ipfc ipie ippc ippf ippr ipri iptc ircc iree irer irfe iri- iric irie irip irpc irpe irrc irre irri irte irtf irti irtp itec itep iter itet itic itie itif itpc itrf itri ittf pccc pcce pcep pcer pcfc pcip pcpp pcrc pcre pcrf pcte pece peci pecr pect peec peep peer peet pefc peff peip peir peit pepe pepi per- perc pere perf peri perp perr pert pete peti petr pett pfce pfet pfff pffr pfft pfic pfit pfte picc pice pici picr pict piep pier piet piff piip pipe pipi pipp pirc pire piri pirr pite pitf piti pitr pitt ppcc ppci pper ppic ppie ppif pppp pprc pprf pptt prcc prcf prcp pre- prec pree pref prep pret prfc pri- prie prif prii prri prtc prti prtp prtr ptcc pter ptrf pttc rccc rcep rcet rcfc rcic rcpi rcpt rctc rcti recc rece reci recp recr rect reef reep reet refe reff refi refr reft reif reii reir reit repe repi repp repr rept rere reri rert rete reti retr rett rfef rffc rfic rftc ricc rice rict rief riep rier riet rife riff rift riif ripe ripi ripp ripr ript rire riri rite riti ritt rpet rpfc rpii rrfc rrif rrrr rtcc rtce rtee rtei rtfc rttp tccc tcep tcfc tctc tecr tect teec teef teer teet tefc teff tefi teft teic teie teip teir tepe tepi tepp ter- terc tere terf teri terp terr tete teti tetr tett tfec tfpt tftc tftp ticc tice tie- tiee tief tiei tiep tier tiet tiff tift tiit tip- tipc tipe tipi tipp tipt tire tiri tirr titc tite titi titp titt tpcp tper tpir tppp tppr tpte tptp tptr trcc tre- trec tree tref trei tret trfc trfr tri- tric trie trif trip trit trpc trpe trpp trtc trte trtr ttcp tter ttfc ttff tttt