-tree c-cor c-tec ccccc cccii ccett ccifc cciii ccitt ceci- cecie ceco- cecri ceere cefcu cefor ceirt ceoce ceoor cerc- cerce cerci cerco cerec cerer ceret ceric cerie cerio cero- ceroc cerou cerre cerro certe cetic ceto- cette ceuti cfour cfu-e cicer ciceu cietc cifer cifft cifte circe circo ciric cirie cirio cirr- cirri cirro citec citee citer citie citou citr- citro citte ciuti co-co cocc- cocce cocci cocco coceo cocio cocir cociu cocto cocur coete coeur cofer coffe cofio cofir cofre cofur coice coifi coire coiro coite cooee cooer cooie coore coote corce core- coree corer coreu corfe corfo corfu corie corio coro- coroi corot corre corri corte corti corto coter cott- cotte cotto cottu cotui couco couer coure couri court couru couto coutu crece creer creft creio creo- creot crete cretu creu- creue crice crier crio- crito croce croci croco croft crooe croot crore crote crott crout cruce cruet crufe cruft cruif cruor crure ctree ctrie cttee cttoi cucei cucui cuero cueto cufeu cuffe cufic cufre cuire cuite cuoco cuore curce curer curet curic curie curio curre curri curro curti curto cutco cutcu cutee cuter cuti- cutie cutit cutro cutto e-fit ecoff ecori ecrit ectfe ecto- ector ectot eeeee eerie eetti ef-tu efere eferi efetf effer effet effie effio efore efrei efter efuru efutu eieio eirie eiter eitri eofor eorre erect erere erice erier eriff eriic erio- erite eritu eroor erore eroto error errtu erte erter eruct etete etio- etite etoro etour etree etter ettie eturu eucre eufic euric euro- eurre fecit feeor feere fefor feier feoff ferce feret feric ferie ferio ferit ferr- ferre ferri ferro ferte feter feti- fetii fetir feto- fetor fette feuer feute ficco fieee fieri fiero fifer fifie fiore fiori firee firei firer firie firit firou firre fitit fitof fitor fitou fitri fitte fitto focer foeti foir- foire foore foote footi force fore- foreo foret forio forit forro forte forti forto forur fotte fotui fotur fouee fouet foure fouro freei freer freet freir freit frere frett freur frice frico frier frite frito fritt froit froot frore frote fruct fruit frute fruto ftrtt fu-fu fuci- fuco- fuero fuite fuoco furci furie furio furir furo- furor futur ice-t iceci iceit icici icier icter ictic iecee ieiri ierei ieroe iette if-- ifere iffet iffou ifrit ifttt iiiee iiiii iitti ioffe ioooi ioooo iorio iotic iotit iotti ircii irece irete irico irite irori irour irrit irtec itero itete itfet itfit itfor itire itoff itour itout itter ittoo ittre ittti itu-r itu-t ituri ituro ituru itutu iurie o-fer occii occur ocftc ocice ocoee ocote ocree ocrie octet octic octo- octor oeco- oeiro offer offie offir offit offof offre offto ofice ofori ofoto ofour ofter oirot oitti oo-er oocre ooioo ooooo oorie orcet oreco oreo- oreoi orere orero orfei orfeo orfeu orfoe orfor orice orito oroco oroer orout orret orter ortet ortoo oruce oruro orutu otere oteri otero otice otoce otori ototo otour otric otter ottir ottoi ottur oture ouert ouir- ouoro ource oure- ouric ourie outer outie outof outre outro outto r-co- rcirc recce recco recet recio recit rect- recte recti recto recue recur recut reece reefe reeft reere reeti refco refer refet reffe reffo refit refut reice reiff reoti rere- reree reret reric rerir retee reter retie retro rette retto reuer reuet reuir reute reuti ri-fi ricci ricco ricer riceu riefe rieti rifer riife ririe riuer ro-ro rocco rocio rociu rocor rocou roero roffe rofor roiot roite rooer roofe rooft roore roote rooue rorer roric roter rotie roto- rotor rotot rotte rotti rotto rouer rouet roufe roure route routt rtice rucci rucer ruere ruete ruffe ruffo rufi- rufie rufio rufo- ruiru ruoti rurec ruric ruter rutic rutte ruutu tecic tecou tefe teffi teito teoco terce terco teret tereu terif teroi teror terre terri terro tert- teruo teter tetr- tetri tetro tette teuto ti-ti ticci ticer tieit tiere tieri tiero tieto tieut tiffe tiore tiout tiree tireo tirer tiret tirit tiro- tiroi tirou tirru tirur titcr titer titii titof titou titre titte titti tocci tocco toco- tocut toece toeic toeit toeof toerr toeto tofet toffo tofit tofor tofte toico toore torce toreo toret toric torii torio torit torre torri torro torte torti torto tortu torue toter toti- totie toto- totoe totoo totte touit toure touro toute treco treer treet trefe treff treie treif treit trere treri trete trett treut trice trico triei trier triet trieu trife trior trit- trite trito tritt troco troee trofe troff troft troic troie trott troue trout truce truco truer truff truit truro trute ttttt tucci tucet tuctu tueie tueit tuero tuffe tuffi tufit tufte tuire tuite tuori tuotu turco turei turet turic turie turio turit turoc turot turre turri turro turtu turut tutee tuteo tutie tutor tutte tutti tutto tuuei tuuri tuuru u-cee ucero ucoii ufere uffie ufofu uiro uitti uouee ureic ureit ureo- uric- urite urour urric urter uruce urucu uruit ururi uruti urutu uter- uteri utero utier utro- utror utter uttur uturu ututo uuuuu