-tree c-p-c c-tec ccccc ccett ceere ceese cepes cepet cerc- cerce cercs cerec cerer ceres ceret cerfs cerps cerre cerrs cerse cerss certe certs cesce cescr cesse ceste cests cetes cette cpcfc cpctc cpesc crece creep creer crees creft crepe crept cresc crese cress crest crete crres csere csprs cstcc cteep ctree cttee e-cps ecser ecspp ectfe eeeee eepee ef-ts efere efetf effer effet effts efter epees eperc eppes eptfe erecs erect erept erere erest erets erres erses erste ersts erte erter ertes esces escrt esect esere esp-r espec esper espre esref esser esses essse estce estee estep ester estes estet estre etest etete etree etres etter ettes fcsts feces feere feers feese feets ferce feres feret ferr- ferre ferse ferte feser fesse fest- feste fests feter fetes fette frcpc frcsc freep freer frees freet frere frese fress frest frets frett ftest ftpfs ftrtt p-rep pccts pcept pcert pctct peces peece peeps peere peers peert peese peest peete peets pepee pepes peppe pepst pept- perce percs perec perer peres peret perfs perps perre perse persp perst perte pesce peses pesse peste pests peter petes petr- petre pette petts ppers prece preef prees preff prefs preps prese press prest prete pssst pssts pter- ptere pters ptprc ptpre ptprf ptprr ptprs ptprt rcpsc rcpts recce recep recet recpt rect- recte rects reece reecs reefe reefs reeft reepe reere reese reest refer refet reffe refts repec repet reppe repps reprt repts rere- reree reres reret resee reses reset resse reste restr rests retee reter retes rette retts rperf rrsps rspec rsssf s-tec scere scert screc scree scrsp scter sctrs secre secte sects seece seeps seere seers seese seest seete sefer sefes seffe sefte sepet sept- septs serce serec seref serer seres seret serfe serff serfs serpe serps serre serse serss sert- serte serts sesce seser seses sesse seste setec setee seter setse setsf sette setts specc spece specs spect speer spees speet spere sperr spert spete spets spfpc spree spres spret srpce sssss steep steer stees steet steff step- stepe stepp steps stept sterc stere sterr sters stert stete stets stree strep stret strrs sttep teepe teers teese teest teets tefe teffs tepee tepes tepet terce teres teret terps terre terrs terse tert- tespe tesse teste tests teter tetes tetr- tette tppts treer trees treet trefe treff trefs trepp trept trere tres- trese tress trest trete trets trett trsce tsere tsets tsrcs ttest ttttt