-tree c-p-c c-tec ccccc cccii ccett cciii ccitt ceci- cecie cecri ceere cegep cegge ceipp ceirt cepci cepet cepic cepie cepii cerc- cerce cerci cerec cerer ceret cerge ceric cerie cerre certe cetic cette cicer cietc cipce ciper cippi cipre circe cirge ciric cirie cirr- cirri citec citee citer citie citr- citte cpctc cpeir crece creep creer cregg crepe crept crete crice crier cripe cript cteep ctree ctrie ctrip cttee ecipe ecrit eeeee eepee eerie eetti egger eggie eggig egret eiger eipic eipri eirie eiter eitri eperc epice eppie erceg erect erege erept erere erice erier eriic erite erte erter etete etite etree etter ettie gciii geere geert geete gegge gegic geier geige geire geite geitt gepir gerce gerre gerri gertt getee geter getic getit gette getti giger gigge gippe gippi girei giric gitic gitie gitig gitit grcic grece greci greer greet grege gregg greig greip greit grepe grete grett grgic grice grieg grier griet grigg gripe gript grite grrrr ice-t iceci iceit icici icier icter ictic iecee ieiri iepe ieper ierei iette iggri igigi iiiee iiiii iitti ipeti ipiti ippee ippei iprgc ircii irece iregi irete irite irreg irrep irrit irtec itete itget itigi itire itrip itter ittre ittti p-rep pcepi pcept pcert pci-e pctct peece peege peere peeri peert peete peice peire peirt pepee peppe peppi pept- perce perci perec perer peret perge peri- peric perie perit perre perri perte perti peter petie petit petr- petre petri pette petti pgrep picr- picti piece piere pieri piert pigge pigit piiri piper pipet pipge pipit pippi pipri pirce piric pirie pirre pirri piter pitie pitip pitre pitri pitti prece preci preie prepg prete preti price prier priit prite priti pritt pter- ptere pteri ptice ptprc ptpre ptprg ptprr ptprt rcirc recce recep recet recip recit recpt rect- recte recti reece reege reepe reere reeti regec reger reget regge regie regii regtt reice reigi repec repeg repet repic repit reppe reprt rere- reree reret reric rerig rerip rerir retee reter retie retip retrg rette ricci ricer rieti rig-i riget ripec riper ripit rippe ririe rripe rtice tecic teege teepe teggi tegic tegir tegre teige tepee tepet tepic tepit terce teret terge terre terri tert- teter tetr- tetri tette ti-ti ticci ticer tieit tiere tieri tierp tigcc tiger tigit tigre tigri tiigi tiper tipet tipit tippi tiree tirer tiret tirig tirit titcr titer titig titii titre titte titti tpcit treer treet treg- treie treip treit trepp trept trere treri trete trett trice triei trier triet trige trigg triip tripe tripi tripp tript trit- trite tritt ttttt