c-cd cccc cccp cccs ccdc ccdp ccdr ccds cced ccee ccpe ccpp ccpr ccps ccrc ccre ccrp ccrs ccrt ccsd ccsp ccss ccst cctc cctt cd-e cd-r cdcs cddr cdec cder cdes cdps cdre cdrs cdss cec- cece cecp cecs cect cedd cede cedt ceec cees cepc cepe cepp cepr ceps cept cer- cerc cerd cere cerp cers cert cesc cese cesp cesr cess cest cet- cete cetp cets cpce cpcs cpep cper cppd cpps cpre cprs cprt cpsc cpsr cptp cptr cpts crcc crce crcr crdc cre- crec cred cree crep cres cret crpc crps crrt crsp crss crst crtc crtp crts cscc cscd csce cscr cscs csdp csdr csec csee csep cser cset cspc cspd cspe csps cspt csrc csrd csrs cssd csse cssr cstc cstd cstr csts ctcp ctec ctep ctpp ctps ctrc ctrp ctrs ctsc ctss ctts dccc dccp dccs dcct dcds dcps dcsc dcss dctc dcts dddd ddes ddps ddrc ddre ddss ddts dec- decc decd dece decs dect dedd dede deed deep deer dees deet depc depe depp depr deps dept der- derc dere derp derr ders des- desc dese desp dess dest dete detr dets dpcp dpdt dper dppc dpsd dpst dpts dred dree dres dret drrs drsp dscc dscp dscr dscs dsdp dsdr dsps dspt dsrc dsrp dsrr dssc dssp dsst dstc dsts dtcc dtdp dted dtss dttp eccc ecce ecct ecdc eced eces ecpd ecpp ecrc ecrr ecsc ecse ecsp ecss ect- ectc ects eddc edde eddp edds ede- eder edes edss edts eecs eede eeee eees eeps eerc eers eese eetc eete eets epcc epec epee eper epes eppc eppp epps eprp eprs epsc epsd epsp epss epte ercc erce ercp erde erds erec ered erer eres eret erpe erps errc erre errs erse erst erts esce escr escs esdp esds esee eser eses eset espc espe espp esps esrd esse essp esst estc estd este estp estr ests etcc etcs etds etec etee eter etes etre ette pccc pcce pccs pcep pcer pcpp pcps pcrc pcrd pcre pcse pcte pcts pdcp pdes pdpr pdrc pdrs pdsd pdss pdtc pece pecr pecs pect ped- pede peds peec peed peep peer pees peet pepd pepe peps per- perc perd pere perp perr pers pert pese pess pest pete petr pets pett ppcc ppcd ppcs ppds pper pppd pppp ppps pprc ppss ppts pptt prcc prcd prcp prcs pre- prec pred pree prep pres pret prpd prps prrd prrs prsc prsd prse prss prtc prtp prtr psdc psdp psdr psds psec pspp pspr psps psrd psrp pssc psse psst psts ptcc ptdc pter ptpd ptrd ptsd pttc rccc rccs rcdc rcde rcds rcep rcet rcpd rcps rcpt rcrd rcsc rcsd rcss rctc rcts rder rdpc recc recd rece recp recr recs rect redc redd rede redr reds reed reep rees reet repe repp repr reps rept rerd rere rers rert rese resp ress rest retd rete retr rets rett rpcs rpdp rpet rpps rptd rpts rred rrrr rrsp rscc rscs rsdd rsds rsee rsps rsre rstp rsts rtcc rtce rtdt rtee rtes rtps rtss rttp rtts sccc scce sccp sccs scct scdc scdp scds scec scee scep scer scet scpe scps scpt scr- scrc scre scrs scsc scsd scsr scst sctc sctd sctr scts sdcc sddc sdds sdep sder sdes sdet sdpr sdps sdrc sdrs sdsc sdss se-c se-d se-e se-s se-t sec- secc secd sece secr secs sect sede seds seec seed seep seer sees seet sepd sepe sepp sepr seps sept serc serd sere serp serr sers sert sesc sese sess sest set- setc sete sets sett spcc spcs spdc spde spdp spdr spdt spec sped spee sper spes spet sppd spps sprd sprs spsd spse spsp spss spst sptc sptr spts srcc srct srde srec sres srpc srps srpt srsd srsp srtp srtr sscc ssce sscp sscs ssdc ssdd ssdp ssec ssee ssep sses sset sspc sspe ssps sspt ssrc ssrs sssc ssss sstc sstd sstp ssts stcc stcp stcs stds stec sted stee step ster stes stet stpd stpp stps strc strd stre strs stss sttc sttd sttr tccc tcdd tcep tctc tcts tdes tdse tdss tecr tecs tect tedd tede teds teec teed teer tees teet tepe tepp ter- terc tere terp terr ters tesc tesd tese tesp tess test tete tetr tets tett tpcd tpcp tpcs tped tper tppd tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tred tree tres tret trpc trpe trpp trps trsd trst trtc trte trtr tscc tscp tsec tses tset tsps tspt tsse tssr tsst tstc tsts ttcp tter ttss tttt