-er c-- ccc cce ccp ccr ccs cct ccx ce- cec cee cep cer ces cet cex cpc cpe cpp cpr cps cpt cpx crc cre crp crr crs crt crx csc cse csp csr css cst csx ctc cte ctp ctr cts ctt ctx cxc cxp cxr cxs cxt cxx ec- ecc ece ecr ecs ect ecx eec eee eep eer ees eet eex ep- epc epe epp epr eps ept epx erc ere erp err ers ert es- esc ese esp esr ess est esx etc ete etp etr ets ett etx ex- exc exe exp exr exs ext exx p-p pcc pce pcp pcr pcs pct pcx pec pee pep per pes pet pex ppc ppe ppp ppr pps ppt ppx prc pre prp prr prs prt prx ps- psc pse psp psr pss pst psx pt- ptc pte ptp ptr pts ptt ptx pxc pxe pxr pxs pxt rcc rce rcp rcr rcs rct rcx re- rec ree rep rer res ret rex rpc rpe rpp rpr rps rpt rpx rrc rrp rrr rrs rrt rsc rse rsp rsr rss rst rsx rtc rte rtp rtr rts rtt rtx rxp rxr rxs scc sce scp scr scs sct scx se- sec see sep ser ses set sex spc spe spp spr sps spt spx sr- src sre srp srr srs srt srx ss- ssc sse ssp ssr sss sst ssx stc ste stp str sts stt stx sxc sxs sxt t-x tcc tce tcp tcr tcs tct tcx te- tec tee tep ter tes tet tex tpc tpe tpp tpr tps tpt tpx trc tre trp trr trs trt trx tsc tse tsp tsr tss tst tsx ttc tte ttp ttr tts ttt ttx txe txs txt xcp xcr xcx xee xep xer xes xet xex xpc xpe xpp xps xpt xrc xrt xrx xsc xsp xss xst xtc xtp xtr xts xtx xxp xxx

cccc cccp cccs ccee ccpe ccpp ccpr ccps ccrc ccre ccrp ccrs ccrt ccsp ccss ccst cctc cctt 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 cexe cpce cpcs cpep cper cpps cpre cprs cprt cpsc cpsr cpsx cptp cptr cpts crcc crce crcr cre- crec cree crep cres cret crex crpc crps crrt crsp crss crst crtc crtp crts cscc csce cscr cscs csec csee csep cser cset cspc cspe csps cspt csrc csrs csse cssr cstc cstr csts cstx csxt ctcp ctec ctep ctpp ctps ctrc ctrp ctrs ctsc ctss ctts cxxx eccc ecce ecct eces ecpp ecrc ecrr ecsc ecse ecsp ecss ect- ectc ects eecs eeee eees eeps eerc eers eese eetc eete eets eext epcc epec epee eper epes eppc eppp epps eprp eprs epsc epsp epss epsx epte epxp er-x ercc erce ercp erec erer eres eret erpe erps errc erre errs erse erst erts esce escr escs esee eser eses eset espc espe espp esps esse essp esst estc este estp estr ests etcc etcs etec etee eter etes etre ette exec exer exes expr expt exrx exte extr exts 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 pese pess pest pete petr pets pett ppcc ppcs pper pppp ppps pprc ppss ppts pptt prcc prcp prcs pre- prec pree prep pres pret prex prps prrs prsc prse prss prtc prtp prtr psec pspp pspr psps psrp pssc psse psst psts ptcc pter pttc pxes rccc rccs rcep rcet rcps rcpt rcsc rcss rctc rcts recc rece recp recr recs rect reep rees reet repe repp repr reps rept rere rers rert rese resp ress rest rete retr rets rett rexx rpcs rpet rpps rpts rrrr rrsp rscc rscs rsee rsps rsre rstp rsts rtcc rtce rtee rtes rtex rtps rtss rttp rtts rxes sccc scce sccp sccs scct scec scee scep scer scet scpe scps scpt scr- scrc scre scrs scsc scsr scst sctc sctr scts se-c se-e se-s se-t se-x sec- secc sece secr secs sect seec seep seer sees seet seex sepe sepp sepr seps sept sepx serc sere serp serr sers sert sesc sese sess sest set- setc sete sets sett setx sex- sexe sexp sext spcc spcs spec spee sper spes spet spex spps sprs spse spsp spss spst sptc sptr spts srcc srct srec sres srpc srps srpt srpx srsp srtp srtr sscc ssce sscp sscs ssec ssee ssep sses sset ssex sspc sspe ssps sspt sspx ssrc ssrs sssc ssss sstc sstp ssts stcc stcp stcs stec stee step ster stes stet stex stpp stps strc stre strs stss sttc sttr tccc tcep tctc tcts tecr tecs tect teec teer tees teet tepe tepp ter- terc tere terp terr ters tesc tese tesp tess test tete tetr tets tett tetx text tpcp tpcs tper tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree tres tret trex trpc trpe trpp trps trst trtc trte trtr tscc tscp tsec tses tset tsps tspt tsse tssr tsst tstc tsts ttcp tter ttss tttt txtr xces xeer xer- xers xert xexe xpcc xper xrep xtep xtsr xxxx

-tree c-p-c c-tec ccccc ccett ceere ceese cepes cepet cerc- cerce cercs cerec cerer ceres ceret cerps cerre cerrs cerse cerss certe certs cesce cescr cesse ceste cests cetes cette cpctc cpesc crece creep creer crees crepe crept cresc crese cress crest crete crres csere csprs cstcc cteep ctree cttee e-cps ecser ecspp eeeee eepee epees eperc eppes epsxe erecs erect erept erere erest erets erres erses erste ersts erte erter ertes esces escrt esect esere esp-r espec esper espre esser esses essex essse estce estee estep ester estes estet estre etest etete etext etree etres etter ettes excpt excsc execs exect execx exept exert exper exptr exsec exter extre extts p-rep pccts pcept pcert pctct peces peece peeps