srec sres srnn srpc srps srpt srsp srtp srtr sscc ssce sscp sscs ssec ssee ssep sses sset ssns sspc sspe ssps sspt ssrc ssrs sssc ssss sstc sstp ssts stcc stcp stcs stec stee sten step ster stes stet stnn stnr stns stpp stps strc stre strn strs stss sttc sttr tccc tcep tcnn tctc tcts tecr tecs tect teec teen teer tees teet tenc tene tenn tenp tens tent tepe tepp ter- terc tere tern terp terr ters tesc tese tesp tess test tete tetr tets tett tncc tnes tnsp tnts tpcp tpcs tper tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree tren tres tret trpc trpe trpn trpp trps trst trtc trte trtr tscc tscp tsec tsen tses tset tspn tsps tspt tsse tssr tsst tstc tsts ttcn ttcp tten tter ttss tttt

-tree c-p-c c-tec ccccc ccett ccnet ceene ceere ceese cence cenpn cenpt cense cent- centr cents cepes cepet cerc- cerce cercs cerec ceren cerer ceres ceret cerne cerps cerre cerrs cerse cerss certe certs cesce cescr cesen cesse ceste cests ceten cetes cette cnnnn cntrc cpctc cpesc crece creen creep creer crees cren- crepe crept cresc crese cress crest crete crnce crnec crner crres csere csnet csnps csprs cstcc cteep cten- ctene ctree cttee e-cps e-ten eccen ecser ecspp eeeee eeens eence eener eenet eense eepee eeten ences encre enent enese enest enete enets ennes ennet enper enste enten enter entes entre entse epeen epees epene eperc eppes erecs erect ereen erept erere erest erets ernen ernes ernet ernst erres erses erste ersts erte erter ertes esces escrt esect esene esens esere esnes esp-r espec espen esper espns espre essen esser esses esspn essse estce estee estep ester estes estet estre etern etest etete etnre etree etres etten etter ettes n-p-n ncree necr- nect- neece neeps neere neese neest neets nenes nente neper neppe nepte neree neret nerre nerse nerst nerte nerts nesen neset nesse neste nests neten netne netpc nette nnest nrens nsecs nsert nsess nsnps nspcc nstnt ntest ntete p-n-p p-rep pccts pcept pcert pctct peces peece peene peens peent peeps peere peers peert peese peest peete peets pence pene- pener penes penne penns penre pense pent- pente pents pepee pepes peppe pepst pept- perce percs perec peren perer peres peret perne perns pernt perps perre perse persp perst perte pesce pesen peses pesse peste pests peter petes petr- petre pette petts pnetc ppers pptnt prece preen prees prene prens prent prepn preps prese press prest prete prntr pssst pssts pter- ptere pters ptprc ptpre ptprn ptprr ptprs ptprt rcpsc rcpts recce recen recep recet recpt rect- recte rects reece reecs reene reens reepe reere reese reest rence renee rener renes renet renne rense rente rents repec repen repet reppe repps reprt repts rere- reree reres reret resee resen reses reset resse reste restr rests retee reter retes retnr rette retts rnpep rnsts rrsps rspec rtenn rttns s-tec scene scent scere scern scert scnce screc scree scrsp scter sctrs secre secte sects seece seene seens seeps seere seers seese seest seete sence senct senec senen sener senes senet senne sense senst sente sents sepen sepet sept- septs serce serec seren serer seres seret serpe serps serre serse serss sert- serte serts sesce seser seses sesse seste setec setee seten seter setse sette setts sneer snees snepe sneps snerp snert snese snets snrnp specc spece specs spect speen speer spees speet spene spens spent spere spern sperr spert spete spets spner spree spres spret sprtn srpce srsen sssss steen steep steer stees steet sten- stene stenn stens stent step- stepe stepp steps stept sterc stere stern sterr sters stert stete stets stree stren strep stret strrs sttep sttns sttsn tecn- teens teepe teers teese teest teets tencc tence tenen tener tenes tenet tenne tenpn tense tente tents tepee tepes tepet terce teres teret terne terns terps terre terrs terse tert- tespe tesse teste tests teten teter tetes tetr- tette tntnt tppts treen treer trees treet trenc trene trens trent trepp trept trere tres- trese tress trest trete trets trett trsce tsere tsets tsrcs ttest ttnet ttttt

ccepts ceecee ceener ceesse cenere cenpes censer censes center centr- centre cerete cerner cernet certes cesnet cesser cesses cesset cestes cetene creeps creese creest creete crepes cresce creset cresse cresst creste crests cretes crnece csecse cstnet ctcpec ecness ectene eerect encens encent encres ennepe enseer ensent ensete enteer entent enter- entere enters entest entete entre- entree entrep entrer entres entrst epener epense epesse erects erenet eretes ernee ernest ernsts errest errett erster esence esetce espece espere espers essene essent essert essess essnet esssse estees esterc esters estree estren estres estter esttes etcetc eterne nccert necess nectec neener neeper neeses nenets nentes nepers nepste nernst nerrer nerses nessen nesses nesset nester nestes netset netter npepps nstncs ntests ntsc-c pecten peeces peepee peeper peerce peerer peerse peeter peetre penett penner pennet pensee penter pentes pentre pepper percee percer perere peress perner pernes pernet pernts perpen perper perpet perree perren perret persee persen perses persse perter pertre pesent pespes pessen pesser pester pestre pet-ct peteet peten peters petree petrer petten petter pettet pppppp ppsspp preces preece preens preent preers preest prence presee presen preses preset press- presse preste prests preter pretre prette psenes pstree r-tree recces recent recept recess recpst reects reeper reesen reeser reeses reests renees renens renest renner rennes rennet renpet renren rentee renter rentes repens repent repete repets reppen repper rerees rerent rescet resect reseen resees resene resent resets resnet respec respet ressen rester restes restte retece reteer retees reteet retene retent retere retest retree retret retter rrence scence scener scenes scenet scents sceppe scerne scerns screen screes screpe screte secern secess secres secret secter see-er seesee seesen seetec seetep sencer senete senett sennen sennet sensee sensen senser senses sensse sentce senter sentre sentse sepnet sepses septer septet septre sercer serene serent serere serers serest serpet serre- serres serret serten sesnes sesser sesses sester sestet sestre setees seters setnet settee setten setter sneers snette