-tree c-cor c-p-c c-pop c-tec ccccc cccii ccett ccifc cciii ccitt ceci- cecie ceco- cecri ceere cefor ceipp ceirt ceoce ceoor cepci cepet cepic cepie cepii cepot ceppo cerc- cerce cerci cerco cerec cerer ceret ceric cerie cerio cero- ceroc cerre cerro certe cetic ceto- cette cicer cietc cifer cifft cifte ciope cipce cipco ciper cippi cipre cipro circe circo ciric cirie cirio cirr- cirri cirro citec citee citer citie citr- citro citte co-co co-op cocc- cocce cocci cocco coceo cocio cocir cocto coepe coete cofer coffe cofio cofir cofre coice coifi coire coiro coite cooee cooer cooie coope coopt coore coote copce copec copei coper copic copie copii copir copit coppe coppi coppo copr- copre copro copte copto corce core- coree corer corfe corfo corie corio coro- coroi corop corot corpe corre corri corte corti corto coter cott- cotte cotto cpcfc cpctc cpeir crece creep creer creft creio creo- creop creot crepe crept crete crice crier crio- cripe cript crito croce croci croco croft crooe croop croot cropc crope cropo crore crote crott cteep ctree ctrie ctrip cttee cttoi e-fit e-pro ecipe ecoff ecori ecorp ecrit ectfe ecto- ector ectot eeeee eepee eerie eetti efere eferi efetf effer effet effie effio efore efrei efter eieio eipic eipri eirie eiter eitri eofor eorre epcot eperc epice epico epopt epote eppie eptfe erect erept erere erice erier eriff eriic erio- erite eroor erore eroto error erte erter etete etio- etite etoro etree etter ettie fecit feeor feere fefor feier feoff ferce feret feric ferie ferio ferit ferr- ferre ferri ferro ferte feter feti- fetii fetir feto- fetor fette ficco fieee fieri fiero fifer fifie fiore fiori firee firei firer firie firit firpo firre fitit fitof fitor fitri fitte fitto focer foeti foir- foire foore foote footi force fore- foreo foret forio forit forro forte forti forto fotte fprot frcpc freei freep freer freet freir freit frere frett frice frico frier fripp frite frito fritt froit froop froot frore frote ftrtt ice-t iceci iceit icici icier icter ictic iecee ieiri iepe ieper ierei ieroe iette if-- ifere iffet ifrit iftop ifttt iiiee iiiii iitti ioffe ioooi ioooo iorio iotic iotit iotti ipcop iperf ipeti ipiti ipopt iport ippee ippei ircii irece irepo irete irico irite irori irrep irrit irtec itero itete itfet itfit itfor itire itoff itpro itrip itter ittoo ittre ittti o-fer occii ocftc ocice ocoee ocote ocree ocrie octet octic octo- octor oeco- oeiro oeppo offer offie offir offit offof offre offto ofice ofori ofoto ofpie ofpop ofter oirot oitti oo-er oocre ooioo ooooo oopic oorie opcit opepe opere opici opico opier opiet opio- opir opito opper oppie opter optic optio opto- optot optto orcet orcop oreco oreo- oreoi orere orero orfei orfeo orfoe orfor orice orito oroco oroer oropi orpit orret orter ortet ortoo otere oteri otero otice otoce otori ototo otpor otric otter ottir ottoi p-rep pcepi pcept pcert pci-e pctct pecco peece peere peeri peert peete peice peire peirt pepco pepee pepoi peppe peppi pept- pepto perce perci perec perer peret peri- peric perie perio perit perot perre perri perro perte perti perto petco peter petie petit petr- petre petri petro pette petti petto pforp picco pico- picoe picot picr- picro picti picto piece piere pieri piero piert piiri piotr piper pipet pipit pippi pippo pipri pirce piric pirie pirot pirre pirri pirro piter pitie pitio pitip pitof pitot pitre pitri pitti pitto po-po pocop pocri poeir poete poeti poiet poire poite pooer poope poopo poore poori poort poote popco poper popet popoi popop poppe poppi poppo porco porec porer poret poro- poroi porri porro porte porto potco potec potee poter potoc potof potoo potop potor potpe potro potte potti potto prece preci preco preef preff preie preif preop prete preti preto price prief prier prife priit prior prite priti pritt proer profe proff proft proif proof proor proot prop- prope propp propr propt prore prot- proti proto prtor pter- ptere pteri ptero ptice ptprc ptpre ptprf ptpro ptprr ptprt r-co- rcirc recce recco recep recet recio recip recit recpt rect- recte recti recto reece reefe reeft reepe reere reeti refco refer refet reffe reffo refit reice reiff reoti repco repec repet repic repit repop repor repot reppe repro reprt rere- reree reret reric rerip rerir retee reter retie retip retop retro rette retto ri-fi ricci ricco ricer riefe rieti rifer riife ripec riper ripio ripit rippe ririe ro-ro rocco rocio rocor roero roffe rofor roiot roite rooer roofe rooft roope roore roote roper roppe rorer roric roter rotie roto- rotor rotot rotte rotti rotto rperf rprop rptor rripe rtice t-pop t-top tecic teepe tefe teffi teito teoco tepco tepee tepet tepic tepit tepor teppo terce terco teret terif teroi teror terre terri terro tert- teter tetr- tetri tetro tette ti-ti ticci ticer tieit tiere tieri tiero tierp tieto tiffe tiifp tiore tiper tipet tipit tipof tippi tipto tiree tireo tirer tiret tirit tiro- tiroi titcr titer titii titof titre titte titti tocci tocco toco- toece toeic toeit toeof toerr toeto tofet toffo tofit tofop tofor tofte toico toore topee toper topet topic topio topit topo- topof topoi topor topot toppo topto torce toreo toret toric torii torio torit torpe torpo torre torri torro torte torti torto toter toti- totie toto- totoe totoo totop totte tpcit tprot treco treer treet trefe treff treie treif treip treit trepp trept trere treri trete trett trice trico triei trier triet trife triip trior tripe tripi tripp tript trit- trite trito tritt troco troee trofe troff troft troic troie troop trop- trope tropi tropo trott ttttt