-er c-- ccc cce ccr ccs cct ccx ce- cec cee cer ces cet cex crc cre crr crs crt crx csc cse csr css cst csx ctc cte ctr cts ctt ctx cxc cxr cxs cxt cxx ec- ecc ece ecr ecs ect ecx eec eee eer ees eet eex erc ere err ers ert es- esc ese esr ess est esx etc ete etr ets ett etx ex- exc exe exr exs ext exx rcc rce rcr rcs rct rcx re- rec ree rer res ret rex rrc rrr rrs rrt rsc rse rsr rss rst rsx rtc rte rtr rts rtt rtx rxr rxs scc sce scr scs sct scx se- sec see ser ses set sex sr- src sre srr srs srt srx ss- ssc sse ssr sss sst ssx stc ste str sts stt stx sxc sxs sxt t-x tcc tce tcr tcs tct tcx te- tec tee ter tes tet tex trc tre trr trs trt trx tsc tse tsr tss tst tsx ttc tte ttr tts ttt ttx txe txs txt xcr xcx xee xer xes xet xex xrc xrt xrx xsc xss xst xtc xtr xts xtx xxx

cccc cccs ccee ccrc ccre ccrs ccrt ccss ccst cctc cctt cec- cece cecs cect ceec cees cer- cerc cere cers cert cesc cese cesr cess cest cet- cete cets cexe crcc crce crcr cre- crec cree cres cret crex crrt crss crst crtc crts cscc csce cscr cscs csec csee cser cset csrc csrs csse cssr cstc cstr csts cstx csxt ctec ctrc ctrs ctsc ctss ctts cxxx eccc ecce ecct eces ecrc ecrr ecsc ecse ecss ect- ectc ects eecs eeee eees eerc eers eese eetc eete eets eext er-x ercc erce erec erer eres eret errc erre errs erse erst erts esce escr escs esee eser eses eset esse esst estc este estr ests etcc etcs etec etee eter etes etre ette exec exer exes exrx exte extr exts rccc rccs rcet rcsc rcss rctc rcts recc rece recr recs rect rees reet rere rers rert rese ress rest rete retr rets rett rexx rrrr rscc rscs rsee rsre rsts rtcc rtce rtee rtes rtex rtss rtts rxes sccc scce sccs scct scec scee scer scet 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 seer sees seet seex serc sere serr sers sert sesc sese sess sest set- setc sete sets sett setx sex- sexe sext srcc srct srec sres srtr sscc ssce sscs ssec ssee sses sset ssex ssrc ssrs sssc ssss sstc ssts stcc stcs stec stee ster stes stet stex strc stre strs stss sttc sttr tccc tctc tcts tecr tecs tect teec teer tees teet ter- terc tere terr ters tesc tese tess test tete tetr tets tett tetx text trcc tre- trec tree tres tret trex trst trtc trte trtr tscc tsec tses tset tsse tssr tsst tstc tsts tter ttss tttt txtr xces xeer xer- xers xert xexe xtsr xxxx

-tree c-tec ccccc ccett ceere ceese cerc- cerce cercs cerec cerer ceres ceret cerre cerrs cerse cerss certe certs cesce cescr cesse ceste cests cetes cette crece creer crees cresc crese cress crest crete crres csere cstcc ctree cttee ecser eeeee erecs erect erere erest erets erres erses erste ersts erte erter ertes esces escrt esect esere esser esses essex essse estce estee ester estes estet estre etest etete etext etree etres etter ettes excsc execs exect execx exert exsec exter extre extts recce recet rect- recte rects reece reecs reere reese reest rere- reree reres reret resee reses reset resse reste restr rests retee reter retes retex rette retts rexer rexes rtext s-tec scere scert screc scree scter sctrs secre secte sects seece seere seers seese seest seete serce serec serer seres seret serre serse serss sert- serte serts sesce seser seses sesse seste setec setee seter setse sette setts sexer sexes sexst sext- sexte sexts sssss steer stees steet sterc stere sterr sters stert stete stets stree stret strrs t-rex teers teese teest teets terce teres teret terex terre terrs terse tert- tesse teste tests teter tetes tetex tetr- tette texte texts treer trees treet trere tres- trese tress trest trete trets trett trexs trsce tsere tsets tsrcs ttest ttttt xeres xerse xerte xetec xetex xexex xtext xtree

ceecee ceesse cerete certes cesser cesses cesset cestes creese creest creete cresce creset cresse cresst creste crests cretes csecse e-text eerect erects eretes errest errett erster esetce essert essess esssse estees esterc esters estree estres estter esttes etcetc etexts excess excrex exects execxs exerce exerts exeter exsect exsert exxset r-tree recces recess reects reeser reeses reests rerees rescet resect resees resets rester restes restte retece reteer retees reteet retere retest retree retret retter rexsee screes screte secess secres secret secter see-er seesee seetec sercer serere serers serest serre- serres serret sesser sesses sester sestet sestre setees seters setext settee setter sexers sextes sextet steere steers stere- sterer steres sterre sterte street stress strete sttstc t-test t-tree teerts teests teetee teeter tercer terces tercet terese terete terets terrer terres terret terrex terser terset terter tertre tesser tesses testee tester testes tetete tetter texter tr-rec treece treete treets tresse tretee tretes trette trexes tsetse ttests x-tree xerces xerert xerxes

cereste ceretes cert-ee certers cessers creeses creeste cresser cresses cresset crestet cstreet e-texts erecter ersters es-tset essexes esterre estrees estreet estrete excerse excress excrete exeters exsects exserts exterse reerect reexert resects ressett resters restest reteere reterre retests retrete rettert secrest secret- secrete secrets seeress seesees seester sesters sestets sestett settees setters settest sexters sextets sssssss steerer sterres stetter strecte streete streets streett t-tests tec-tec teester teetees teeters tercets terere terreer terrere terrets terrset tersest testees testers testest tetters tettete texters textese treetee tresses trettre tsecret tsetses xererts xxxxxxx

cressets cressett erecters erectest ess-tset essertes excesses excresce excreter exertest recesser recesses recetter rectress reerects resetter restress secretee secreter secretes secrette serretes sesterce sestette sex-text sextette