-tree c-cor c-tec ccccc cccii ccett cciii ccitt ccxii ceci- cecie ceco- cecri ceere ceirt ceoce ceoor cerc- cerce cerci cerco cerec cerer ceret ceric cerie cerio cero- ceroc cerou cerre cerro certe cetic ceto- cette ceuti cicer ciceu cietc cieux circe circo cirex 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 coice coire coiro coite cooee cooer cooie coore coote corce core- coree corer coreu corex corie corio coro- coroi corot corre corri corte corti corto coter cott- cotte cotto cottu cotui couco couer coure couri court couru couto coutu coxie crece creer creio creo- creot crete cretu creu- creue creux crice crier crio- crito croce croci croco croix crooe croot crore crote crott crout cruce cruet cruex cruor crure ctree ctrie cttee cttoi cucei cucui cuero cueto cuire cuite cuoco cuore curce curer curet curic curie curio curre curri curro curti curto cutco cutcu cutee cuter cutex cuti- cutie cutit cutro cutto ecori ecrit ecto- ector ectot eeeee eerie eetti eieio eirie eiter eitri eorre erect erere erice erier eriic erio- erite eritu erixx eroor erore eroto error errtu erte erter eruct etete etext etio- etite etoro etour etree etter ettie eturu eucre eurex euric euro- eurre ex-ic excur exect execx exert exite exito exore exort exout exter extre extro extue exute ice-t iceci iceit icici icier icter ictic iecee ieiri ierei ieroe iette iiiee iiiii iitti ioooi ioooo iorio iotic iotit iotti ircii irece irete irico irite irori irour irrit irtec itero itete itext itire itour itout itter ittoo ittre ittti itu-r itu-t ituri ituro ituru itutu iurie occii occur ocice ocoee ocote ocree ocrie octet octic octo- octor oeco- oeiro oirot oitti oo-er oocre ooioo ooooo oorie orcet oreco oreo- oreoi orere orero orexo orice orito oroco oroer oroix orout oroux 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 outre outro outto oxter oxxio r-co- rcirc recce recco recet recio recit rect- recte recti recto recue recur recut reece reere reeti reice reorx reoti rere- reree reret reric rerir retee reter retex retie retox retro rette retto reuer reuet reuir reute reuti rexer ricci ricco ricer riceu rieti rieux rioux ririe riuer rixoi ro-ro rocco rocio rociu rocor rocou roero roeux roiot roite rooer roore roote rooue rorer roric roter rotie roto- rotor rotot rotox rotte rotti rotto rouer rouet roure route routt roxie roxio rtext rtice rucci rucer ruere ruete ruiru ruoti rurec ruric ruter rutic rutte ruutu t-rex tecic tecou teito teoco terce terco teret tereu terex teroi teror terre terri terro tert- teruo teter tetex tetr- tetri tetro tette teuto texor texte ti-ti ticci ticer tieit tiere tieri tiero tieto tieut tiexi tiore tiout tioux tiree tireo tirer tiret tirit tiro- tiroi tirou tirru tirur titcr titer titii titou titre titte titti tixte tocci tocco toco- tocut toece toeic toeit toerr toeto toico toore torce toreo toret toric torii torio torit torre torri torro torte torti torto tortu torue torxe toter totex toti- totie toto- totoe totoo totte touit toure touro toute toxi- toxic toxie toxo- treco treer treet treie treit treix trere treri trete trett treut treux trice trico triei trier triet trieu trior trit- trite trito tritt troco troee troic troie trott troue trout truce truco truer truex truit truro trute truxe ttttt tucci tucet tuctu tueie tueit tuero 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 uiro uitti uouee ureic ureit ureo- uric- urite urour urric urter uruce urucu uruit ururi uruti urutu uter- uteri utero utier utixo utro- utror utter uttur uturu ututo uuuuu x-out xciii xeric xero- xerox xerte xetec xetex xexeu xexex xitou xootr xorro xotox xoxox xtext xtort xtree xuixo xxiii xxxii xxxix