-tree eeeee eeler ef-tu efere efetf effer effet eflow efore eftel efter efuru efutu eleet elele eleo- eleot eleut ellel eller ellet elloe ellul eloee eloff elole eloor elore eloro elote elout eltro elulu eluru elute elwro eofor eorre erere erewe eroor erore eroto errew errol error errtu erte ertel erter etete etoll etool etoro etour etree ettel etter ettle eturu etwee euell euler eurel euro- eurre ewell ewert ewfte ewloe ewlow feele feeor feere fefor felet felle felte feltt feoff feole ferel feret ferle ferlo ferow ferr- ferre ferro ferte fetel feter feto- fetor fette feuer feule feute fewel fewer fewle fewte fleer fleet flere flero flert flete flett fleur fleww floor flore floro floru flote floto flour flout flowe fluff fluo- fluor flure flurr flurt flute flwor folet folle follo folwe foole foore foote fore- forel foreo foret forow forro forte forto forur forwe fotte fotur fouee fouel fouet foule foure fouro fower fowle fowte freel freer freet frere frett freur froot frore frote frute fruto ftlee ftrtt fu-fu fuero fulle fullf fullo furel furo- furor futur leell leeof leere leert leeuw lefeu leffe lefou leful leleu lelle lerer lerot letot letow letre lette letto letur leuro lewer lewre lewte loewe lofer loffe lofou lofte loler lollo lolol looer looft loore loote loowe lorel loreo lorer loret lorre lorut lotof lotor lotow lotru lotte lotto louer loule loure louro lower lowre lowte lufre lufte lulle lulte lulul lurer lurue lute- luteo luter lutol lutow lutte lutto lwewo o-fer oelet oerel oerle offer offew offof offre offto offwe oflow ofoto ofour oftel ofter oftwo oleo- olere olleo oller ollur olotu olour oltet oltre oo-er ooooo oowee orell oreo- orere orero orfeo orfeu orfoe orfor orful orlet orlow oroer orolu orout orret orrow orter ortet ortoo ortwo oruro orutu orwoe otell otelo otere otero otole otolo ototo otour otter ottur otulu oture ouert oullo ouoro oure- ourol outer outof outre outro outto ouwer owelu oweto owler owlet owre- owte- owtte reefe reeft reere reewe refel refer refet reffe reffo refut relee relet rello relot relte relue reowe rere- reree reret rerow retee retel reter retew retow retro rette retto reuel reuer reuet reule reute reuwe rewel rewer rewet rewle rewll ro-ro roell roero roewe rofel roffe rofor roleo rolfe rolfo rolle rollo rooer roofe rooft roole roore roote rooue rorer rotel roter rotfl rotle roto- rotol rotor rotot rotte rotto rouer rouet roufe roule roull roure route routt rouwe rowel rower rowet rowfe rowff rowle rowlf rowof rowte rowto rowwe ruele ruell ruere ruete ruffe ruffo rufo- rufol ruler rullo ruter rutle rutte rutul ruule ruutu ruwer ruwet teele teell tefe tele- teleo teler teleu tell- telle tello telo- telwe teolo teotl teret tereu teror terre terro tert- teruo tetel teter tetle tetr- tetro tette teuto tewel tewer tewet tewor tlell tlett toefl toeof toerr toeto toetw tofet toffo tofol tofor tofte toler tolet tolle tollo toloo tolor tolow tolu- toole toolt toore torel toreo toret torow torre torro torte torto tortu torue torul totel toter totle toto- totoe totoo totte totwo touel toule toull toure touro toute towee towel tower towle towoo towre treer treet trefe treff trele trere trete trett treut trewe troee trofe troff troft troll trott troue troul trout trouw trowe trowl truel truer truff trule trull truro trute truwe ttttt tuelf tuell tuelt tuero tuffe tufte tulet tulfo tulle tulor tulou tuotu turel turet turew turle turot turow turre turro turtu turul turut tutee tutel tuteo tutle tutor tutow tutte tutto tuuru tuwel tweel tweer tweet twelf twell twelt twere two-l twoer twolf twoll twoof twoor twort twote twoto uelfe ufere ufofu ullet ullur ulowo ulteo ultre ululu uluru uouee urelu ureo- urewe urour urowo urtel urter urtlu urutu uter- utero utole utro- utror utter uttur uturu ututo uuuuu uwole weeft weele weere weero weert weete weffe welew welle welte weole weore weote weowe were- werel werew werle werre werte wertu werur weter wetoo wette wetto weurt wlewo woele woeto woful wolfe wolff wolle wolof wolte wooer woolf woore woote woree worle worow worre wotou wotte woufe woult wourt woute wowee wowow wowte wrele wrete wrett wroot wrote wrout wrowe wrutt wuffo wufoo wulff wurfl wwoof wwwww