tetr tett tetu teut tgel tgle tmbg tmbr tmge tmtt tre- tree treg trem tret treu trge trmb trml trmu trte trtr trub true trug trut truu ttbb tter ttml tttt ttul tubb tube tubr tubu tuel tuer tuet tugg tugu tule tull tulu tumb tume tumu turb ture turg turm turr turt turu tute tutl tutt tutu tuum ubbe uber ubet uble uele uell uggt ugur uguu uleb ulee ulle ullr ulme ulmu ultt ulul ulum umb- umbe umer umet ummg umut urbe ure- uret urge urgu urle urre urte urum urur urut utel uter utmb uttu utug uulu uuuu

-tree bbbee be-er bebel beber beebe beele beete beeut begee begem beget begge begle begue begum begur begut belee beleg belem belet belge bellb belle belue belum belur belut bembe bemer bemet berbe bereg berel beret berge berle berme berre berru berte berum betee betel beter betle betre bett- bette betul beuer beule beure beute bgmut bleer bleet blere blete bleue bluer bluet blume blurb blure blurr blurt brebu breel breem breer breet breg- brege bregg brell breme bremm brere brett breu- brmmm brrrr bruer bruet bruge brugg brule brull brume brumm brute btr-t bubbe buber buble buell buger bugge bugle bugre bulb- bulge bull- bulle bulul bulut bumbu bumme burel buret burge burgu burle burru burte burtt burut buter butle butme butte butut ebber ebbet ebble ebell eberg eberl ebert eblul ebull ebure eeeee eeler egger egrem egret eleet elegu elele eleme eleut elge elgee elger ellel eller ellet ellul elmer elmet elulu eluru elute embee embel ember emble embue emeer emele emell emere emerg emerl emert emmer emmet emtee emtel emule emure erbbe erber erege erem- erere errtu erte ertel erter ertug etete etree ettel etter ettle eturu euell euler eum-u eumel eurel eurre gberg gberu gebel geber gebet gebre gebur geere geert geete gegge gelee geler gelle gelru gelug gemel gemer gemme gemre gemul gerbe gerle germe gerre gertt gerum getee getem geter getme gette ggulu glebe gleem gleer gleet glegg glele gleme glere glete glett glubb gluer glume glut- glute glutt grebe greer greet grege gregg grell greme grete gretl grett greut grgur grrrl grrrr grubb grube gruel grume grure gruut gtube gubbe guber gubru guell guelt gueme guere gugel gugul guler gulet gulle gulte gumbe gumel gumer gummb gumme gurge gurle gurlt gurre gurum gurur gutte lebel leber lebet leell leeme leere leert legem leger legge legum leleu lelle lemel lemer lemme lemur lerer lerge lerum letbe letem letme letre lette letur leuge llerg lmule lubbe luber luble lubur luger lugge lugre lulle lulte lulul lumb- lumbe lumer lumet lumle lumme lumut lurer lurgg lurue lute- luter lutte lutum m-tel mbebe mbege mbere mbret mbube mbule mbulu mburu mebbe meble meele meell meemu meere meete meger megre melbu melee melem melet mell- melle melte melub melur melut membe memel memer mereg merel merer meret merge merle merre merte merul merur meteg metel meter metgl metle metr- metre mette metur meuer meule meure meute mglur mlete mmmmm mreru mrlee mrmet mt-lb mt-te mt-tg mt-tm mt-tr mt-tt mtgee mtree mttle mtume muble mugel muger mugle mugur muler mulet mulle mult- multe mulug mulur mumbe mumle mumlu mumme mummu muret mureu murle murre murru murum murut muter mutet mutlu mutum rebbe rebeg rebel reber rebet rebut reege reeme reere regel regem reger reget regge regle regme regtl regtt regul regur regut relee relet relte relue remee remel remer remet remue rere- reree reret rerum retee retel retem reter retrg rette reuel reuer reuet reule reume reute rmutt rubee rubel ruber ruble ruegg ruele ruell ruere ruete ruger ruget rugge ruler rumbe rumer rummu ruter rutle rutte rutul ruule ruutu tbtbt tbutt teber tebet teege teele teell teeme teemu tegel tegre tegur tele- teleg telem teler teleu tell- telle tembe tembu temel terem teret tereu terge tergu terme terre tert- tetel teter tetle tetr- tette teuge tgttm tlell tlett tllbr tlmer treer treet treg- trele treme trere trete trett treut trubu truel truer trugg trule trull trume trute ttttt tuber tubul tuell tuelt tulem tulet tulle tulum tumbe tumbu tumul tumut turbe turbt turel turem turet turle turre turtu turul turut tutee tutel tutle tutte tuuru ubble uber- ubume uggle ugrug ulger ullet ullur ulmer ulmet ulrum ultre ululu uluru umbe- umbel umber umble umblu umbre umeer umeme umlet urelu ureme urgel urger urgut urtel urter urtlu urubu urutu uter- utmer utrum utter uttur utube uturu uuuuu

b-reel b-tree bbbbbb beblur beebee beebem beebug beegee beegum beeler beembe beemer beerme beeter beetle begele begger beglue beguel begull belber belett belgue beller bellet belleu bellue bellum beltel belter beltre belull belute bemeet bemete bemmel bemute berbee berber bereel bereet berege berere bergel bergem berger bergle bermel bermet berrer berret bertel bertem bertre berube beteem betell betelu betere betete betrue bettee bettel better bettle betutu beugle beumer beurre bleere blublu bluett blumer blurre bluter brebel breege breere breger bregge bremer brette breuer brgule brubru bruel brugge brulee brumel brumle bruree brutel brutum bubber bubble bubele bububu bueler buellt bugbug bugger bugget bugler buglet bugull bulbel bulbul bulger bulget bulgur bull-e bullee buller bullet bulmer bultel bulter bumbee bumble bumleg bummel bummer bummle burbet burble burbur burell burgee burger burgle burgul burgum burler burlet burree burrel burrer burret burtle burutu butere butler buttel butter buttle ebbert eberle ebulum eburru eburum eebree eeuler egbere egbert eggert eggler egglet elbert elburg eleele elegug elemer ellett elumur emblem embree embrue embull embute emeere emelle emerge emeter emeute emmele emmert emmett emmure emuegg emulge emurge erbree eretum ergeme erguel ermler errett etgert ettutu eubule eulgem euller eutere g-tube gbegbe gebbet gebert geegee gegger gelber gelert gelett gelgel geller gemell gemert gemmel gemmer gerber gerege gereut gergel gerger germer gerret gertte geruge getter geulle gleere glemer gleter glette glubbe glumme glurge gluter glutte grebel greble greete greger gregge gregre gretel greter grette greuel grubbe grubel gruber grugru grulle grumet grumle grumme gteter gubber gubble gubeer gubgub gubler gueber guebre guegue guemul guerre guetre guggle guggul gugler