-tree c-tec ccccc cccii cccli ccell ccett cciii ccitt cclii ccrcl ccrel cctrl ceci- cecie cecil cecri ceele ceere ceile ceili ceirt celer celi- celic celie cell- celle celli celte cerc- cerce cerci cerec cerer ceret ceric cerie cerre certe cetic cette ceuti cicer ciceu cicle ciele cieli cietc cilec cili- cilic cille cilli circe ciric cirie ciril cirr- cirri citec citee citer citie citr- citte ciuti cleer cleet cleie cleir cleit clerc clere clete clett clie clier clire clite clue- cluer clurr clute clutt crece creel creer creil crele crell crete cretu creu- creue creul crice crier crile crrel cruce cruel cruet crule crull crure ctree ctrie ctrlc cttee ctulu cucei cucui cuire cuite culet culle cullu culti culur curce curel curer curet curic curie curle curll curlu curre curri curti cutcu cutee cuter cuti- cutie cutit cutle cuuel eccle ecrit eeeee eeler eerie eetti eiler eilet eirie eitel eiter eitri elect eleet elele eleri eleut elice eliel elite ellel eller ellet ellie ellul elrec elric eluci elulu eluru elute erect erere erice erier eriic erite eritu errtu erte ertel erter ertil eruct etete etile etite etree ettel etter ettie ettle eturu eucre euell euler eurel euric eurre iccle ice-t iceci iceit icici icier iclei icter ictic iecee ieiri ierei iette iiiee iiiii iitti ilcer ileri ilici iller illit illui ilter iltur ilulu ircii ircle irece irele irete iriel irill irite irrel irrit irtec irule itele itell itete itire ittel itter ittre ittti itu-r itu-t ituri ituru itutu iuliu iurie lecce lecci leece leeli leell leere leert leile leill leire leite lelei leleu lelic lelle lelli lerer lerie letil letit letre lette letur leuc- leuce leuci licet liceu licit licli lieli liere lieut lilet lilie liliu lille lilli liril lirui litel liter litic litir litre litte litti litui liule liuli liure lucci lucee lucet luci- lucic lucie lucit luciu lucre lucur luire luite lulec lulle lulli lulte luluc lulul lurer lurie lurue lute- luter lutte lutui luuri rcirc recce recet recit rect- recte recti recue recur recut reece reere reeti reice reile reill relee relet relic relie relit relli relte relue rere- reree reret reric rerir retee retel reter retie retil rette reuel reuer reuet reuil reuir reule reuli reute reuti ricci ricer riceu rieti rieul riler rilic rille ririe riuel riuer rtice rucci rucer rucul ruele ruell ruere ruete ruili ruiru ruler rulli rurec ruric ruter rutic rutle rutli rutte rutul ruule ruutu tcell tecic tecul teele teell teill telce tele- telec telei teler teleu telic telit teliu tell- telle telli telti terce teret tereu terli terre terri tert- tetel teter tetle tetr- tetri tette ti-ti ticci ticer ticle ticul tieit tiele tieli tielt tiere tieri tieut tiler tilie tille tilli tilte tiree tirer tiret tirit tirle tirli tirru tirtl tirur titcr titel titer titii titil title titli titre titte titti tlell tlett treer treet treie treil treit trele trere treri trete trett treut trice triei trier triet trieu trill trit- trite tritt trlic truce truel truer truit trule trull trute ttttt tucci tucet tuctu tueie tueil tueit tuell tuelt tuile tuili tuire tuite tulce tulet tulie tulir tulle tului turei turel turet turic turie turit turle turre turri turtu turul turut tutee tutel tutie tutle tutli tutte tutti tuuei tuuli tuuri tuuru u-cee uccel uccle ucell uclue uitti ulcer ulice ullet ullur ulric ultre ululu uluru uluti urcel ureic ureit urelu uric- uriel urite urric urtel urter urtlu uruce urucu uruit uruli ururi uruti urutu uter- uteri utiel utier utile utili utter uttur uturu uuuuu