cccc cccf cccp ccee ccfc ccff ccoc ccow ccpe ccpp ccpr ccrc ccre ccrf ccrp ccrt cctc cctt cec- cece ceco cecp cect ceec cef- cefc ceop ceor cepc cepe cepo cepp cepr cept cer- cerc cere cerf cero cerp cert cet- cete ceto cetp cewe cfcf cfco cfcw cffr cfor cfpo cfpr cfre cfrp cfrt cfrw cftc cfte cftr cfwc coce coco cocp coct coep cofc cofe coff coft coof coop coot cope copo copp copr copt cor- corc core corf coro corp corr cort cotc cote coto cott cotw cowe cowp cowt cpce cpep cper cpff cpft cpre cprt cptp cptr crcc crce crcr cre- crec cree creo crep cret crew crfc croc croe croo crop cror crot crow crpc crrt crtc crtf crtp ctcf ctcp ctec ctep ctfc ctfo ctor ctot ctpo ctpp ctrc ctrp cttw cwer cwfc cwot cwrw eccc ecce ecco ecct ecef ecfc ecfr eco- ecop ecot ecpp ecrc ecrf ecrr ect- ectc ectf ecto eeee eefe eeoc eerc eero eetc eete efco efeo efet efor eft- eftp eore eotc eoto eotw epcc epec epee eper epfc epoc epor epot eppc eppo eppp epro eprp epte ercc erce ercp erec erer eret erew erfc erft eroc eroe eroo erpe errc erre erro erwt etcc etco etec etee eter etfc etfe etoe etre etro ette etto ewer ewew ewft ewre ewte fccf fccp fcot fcto fece fect feer feet fefc fefe feff fefo feof fepc ferc fere fero ferr fert fete fetp fetr fett fewe fewt ffcc ffee ffff ffrr fftf fftw foce foco foer fofo foof foot fopp for- fore foro forr fort fote foto fotp fott fotw fowe fp-c fpcc fpct fprf frcc frcp free freo frep fret frew frfc froe frop frot frow ft-c fter ftfc ftop ftpe fttw ftwo fwcc fwfc o-eo occc occt oce ocee ocef ocet ocfp ocpp ocre ocro ocrr oct- octe octo oec- oecc oeec oere ofcr ofer off- offc offe offo offr ofor ofre oftp oocr ooer ooff oooo oore oort ootp ootw opec opep oper opet opo- opor oppo opto orce orco ore- orec oreo orer orfe orff oro- oroe orof oror orot orpc orpe orro ortc orte orto orwe orwo otee otep oter otfc otfp oto- otoe otof otoo otor otow otpp otpw otre otro otte otto otwo ower owfe owoe owow owpe owre owt- owte owtt pccc pcce pccw pcep pcer pcfc pcoe pcpp pcrc pcre pcrf pcte pece peco pecr pect peec peep peer peet pefc peff peor pepe pepo per- perc pere perf pero perp perr pert pete peto petr pett pewe pfce pfet pfff pffr pfft pfte poce poco poer poet poff poof poop poor poot pop- popc pope popo popp popt porc pore poro porr port potc pote potf poto pott potw powe powp powr powt ppcc pper pppo pppp pprc pprf pptt prcc prcf prcp pre- prec pree pref prep pret prew prfc pro- proc proe prof proo prop prot prow prtc prtp prtr ptcc pter ptop ptrf pttc rccc rcep rcet rcfc rcpo rcpt rctc rcwp recc rece recp recr rect reef reep reet refe reff refr reft reof reop reot repe repo repp repr rept rere rero rert rete reto retr rett rewe rfef rffc rftc rocc roce roco roer roet rofc rofe roff rofo roof roop roor root rope ropo rorc rore roro rort rotc rote roto rotr rott rowe rowf rowp rowr rowt roww rpet rpfc rpoe rpof rrfc rrrr rtcc rtce rtee rtfc rttp tccc tcep tcfc tcpo tctc teco tecr tect teec teef teer teet tefc teff teft teor teow tepe tepp ter- terc tere terf tero terp terr tete teto tetr tett tewo tfec tfot tfpt tftc tftp toce toco toee toer toet toff tofo toft toof toor toot top- tope topf topo topp topt torc tore torf toro torp torr tort totc tote toto totr tott towe tpcp tper tppp tppr tprw tpte tptp tptr trcc tre- trec tree tref treo tret trew trfc trfr troc troe troo trop trot trow trpc trpe trpp trtc trte trtr trwe ttcp tteo tter ttfc ttff ttoe ttop tttt twee twep twer two- twoc twof twoo twop twot twrp wccc wcce wccf wcco wccp wccr wcct wccw wcec wcee wcef wceo wcer wcet wcfc wcfo wcfr wcft wcfw wcoc wcoe wcoo wcop wcor wcot wcpc wcpe wcpo wcpp wcpr wcpt wcrc wcre wcro wcrp wcrr wcrt wcrw wctc wcte wctf wcto wctp wctr wctt wctw wcwc wcwf wcwp wecc wecf weco wecr wect wecw weec weef weeo weep weer weet wefc wefe weff wefr weft weop weow wepe wepp wepr wept wer- werc were werf wero werp werr wert werw wetc wete wetf weto wetr wett wewc wewe wewo wfcc wfcf wfco wfcr wfct wfer wffc wfff wfor wfot wfpc wfpf wfpt wfrc wfre wfrf wfro wfrp wfrw wftc wfte wftf wftr wftw wfwc wfwo wocc woce woco wocr woer wofc wofe woff wofr woft wooc woof woop woot woow wopc wopp worc wore worf woro worp worr wort worw wotc wote wotr wott wotw wowc wowe wowf wowo wowp wowt woww wpcc wpce wpcf wpcr wpct wpcw wpec wpeo wpep wper wpet wpfc wpff wpfo wpfp wpfr wpft wpfw wpoc wpop wpor wpot wpow wppc wppr wppt wpre wprf wpro wprp wprr wprt wptc wpte wptf wptr wptw wpwc wpwt wrce wrco wrcr wrct wrcw wrec wree wrer wret wrew wrfc wrfe wrff wrft wrfw wroc wroo wrop wrot wrow wrpp wrpr wrpw wrrc wrre wrro wrrw wrtc wrte wrto wrtp wrtr wrtw wrwc wrwr wtcc wtcf wtco wtcp wtcr wtct wtcw wtfc wtoc wtoe wtof wtor wtot wtow wtpr wtpt wtrc wtre wtro wtrp wtrt wtrw wttc wtte wttf wtto wttr wttt wttw wtwf wtwo wtwr wtwt wtww wwcf wwco wwcr wwct wwcw wwec wweo wwer wwet wwfc wwfe wwfp wwfr wwfw wwof wwor wwot wwow wwpc wwpr wwpt wwpw wwrc wwre wwrf wwrr wwrw wwtc wwtf wwtp wwtr wwtw wwwc wwwe wwwr wwww