oton otoo otor otre otro otte otto ottu otur ouen ouer oufe ouff oule oulu oun- oune our- oure ourn ouro ourt out- oute outo ouu- reef reel reen reet refe reff refl refn refr reft refu rele rell relo relt rene renn reno rent renu reof reol reot reou rere rero rert reru rete reto retr rett reue reuf reul reut reuu rfef rffl rlee rlef rleu rnnt rnot rnut roel roen roer roet rofe roff rofl rofo role rolf roll rolo rolt rone rono ront roof rool roon roor root rore roro rort roru rote rotl rotn roto rotr rott roue rouf roul roun rout rrle rrrr rrun rtee rtle rtlt ruel ruen ruer ruet rufe ruff rufo ruft rule rull rulo rune runf runn runo runt rure ruro ruru rute rutl ruto rutt rutu ruun teef teel teen teer teet teff tefl teft tel- tele tell teln telo telt telu tene tenn teno tent tenu teon teor ter- tere terf tern tero terr teru tete teto tetr tett tetu teut tfot tlen tlon tnef tnfl tnut toee toen toer toet toff tofo toft tofu tol- tole toll tolo tolt tolu tone tonn tono tonu toof tool toon toor toot tore torf torn toro torr tort toru tote toto totr tott toul toun tour tout tre- tree tref tren treo tret treu trfr trno troe tron troo trot trou trte trtr true trun trut truu tten tteo tter ttff ttfn ttoe tton tttt ttul tuel tuen tuer tuet tufe tuff tufo tuft tufu tule tull tulo tulu tune tunn tuno tunu tuor ture turf turn turo turr turt turu tute tutl tuto tutt tutu tuuo uele uell ueno ufel ufer uffe ulee ulen uleo ulfe ulft ulle ullo ullr ulne ulno ulo- ulto ultt ulul unee unef unen uner unle unlf unne unno unon unrf unro unte unto unut uofl uofo uone uor- uore ure- uret urfe urff urft urle urne uro- urol uroo urre urte urun urur urut utel uter utfo utne utor utto uttu uuen uulu uuno uutf uuuu

-tree e-one e-ten eeeee eeler eener eenet eeten ef-tu efere efetf effer effet efnet efore efren efron eftel eften efter efuru efutu eleet elele elene eleo- eleot eleut elfen ellel ellen eller ellet elloe ellon ellul eloee eloff elole eloor elore elorn eloro elote elout elren elron elten elton eltro elulu eluru elute enent enero enete enfer enfeu enflo enlen enloe enlon ennet ennor enone enore enorn enote enrol enron enrut entel enten enter ento- entre entro enuff enure enurn eofen eofor eorne eorre eoten ereen erere erlen erlon ernen ernet ernle erone eroor erore eroto errol erron error errtu erte ertel erter ertun etern etete etnon etnre etoll etool etoon etoro etour etree etrun ettel etten etter ettle etton eturu euell eulen euler eunet eunoe eurel euro- eurre feele feeln feeor feere fefor felet felle felon felte feltt fener feneu fenne fenno fenoe fenor feoff feole ferel feren feret ferle ferlo ferno feron ferr- ferre ferro ferte fetel feter feto- fetor fette feuer feule feute fleen fleer fleet flene flent flenu flere flero flert flete flett fleur flone floor flore florn floro floru flote floto flour flout fluff fluo- fluon fluor flure flurn flurr flurt flute folet folle follo folon fonel foner fonne fonte foole foone foore foote fore- forel foren foreo foret forne forno forro forte forto forur foton fotte fotur fouee fouel fouet foule fount foure fouro freel freer freet freon frere frett freur front froot frore frorn frote frunt frute fruto ftlee ftrtt fu-fu fuero fulen fulle fullf fullo funel funen funet fuorn furel furen furo- furor futon futur l-ron leell leeof leere leert lefeu leffe lefou leful leleu lelle lenne lenno lenon lenro lente lento leone leono leoun leren lerer lerne lerot leten letno leton letot letre lette letto letur leuro lofer loffe lofou lofte loler lollo lolol loneo loner looer looft loone loore loote lorel loren loreo lorer loret lorne loron lorre lorun lorut loten lotof loton lotor lotru lotte lotto louer loule loune lount loure louro lueen luen lufre lufte lulle lulte lulul lunel lunet lunne luren lurer lurne lurue lurun lute- luteo luter lutol luton lutte lutto neele neelo neelu neere neetu nefen nefer neffe nefre nefte nelle nello nellu nenno nente neofe neore neree nereo neret nerol neron nerre nerte nerul nerur neten netle netne netno neton nette netto neuen neuer neueu neuft neune neuou neur- neure neurl neuro nfler nlnet nnooo no-no noell noerr noetl nofee nofor nofou nofun nofut nolen nolle nolot nolte non-u nonel nonet nonne nonno nonot noone noonu noort noote noren norne noron norro norte nortt norun notel noter notlo notno noto- notof noton notre notte notto nouel noule noult noune nourt nroff ntete ntlet ntone ntoro nu-nu nuell nueno nulle nullo nunet nunon nunun nuoro nure- nurlu nurun nuton nutte o-fer oefun oelen oelet oeno- oenoe oerel oerle offen offer offof offon offre offto offun ofone ofono oforn ofoto ofour oftel often ofter olene olent oleo- olere olfen ollen olleo oller ollon ollur olnut olotu olour olten oltet olton oltre one-t onene oneno oneof oneon oneor onere onero oneto onlot onne- onnen onnet onoff onone onont onoon onore onorn onoto onour onout onten onto- ontoe ontof ontoo ontur oo-er ooooo oouen orell oreo- orere orero orfeo orfeu orfoe orfor orful orlet orlon ornee ornel ornon ornot oroer orolu orono orout orret orter ortet orton ortoo orune oruro orutu otell otelo otene otere otero otole otolo otono ototo otour otten otter ottur otulu oture ouene ouert oullo oulon oulun ounet ouoro oure- ouren ourne ourno ourol outen outer outof outon outre outro outto reefe reeft reene reere refel refen refer refet reffe reffo refne refut relee relet rello relot relte relue renee rener renet renfe renne renno reno- renou rente reone rere- reree reret rerun retee retel reter retno retnr retro rette retto reuel reuen reuer reuet reule reune reute ro-ro roell roero rofel roffe rofor rolen roleo rolfe rolfo rolle rollo rolon