-tree bbbee be-er be-ro bebel beber beblo bebot bebti beebe beele beeli beeri beete beeut beeve beibi beier beire beite belbo belee belet belie belit beliu bellb belle belli bello belot belov belue belur belut beoir beote beour berbe berei berel beret berie beril berio berit beriu berle berli berlo berob beroe berol beror berre berri berru berte berti berto betee betel beter betie betio betle betoo betor betou betre bett- bette betti betto betul beuer beuil beule beure beute beuve bevel bever bevil bevor bevue bi-lo bibbe bibbo bibel biber bibie bibio bible bibri biebe biele biere bieri biert bieti bilbe bilbi bilbo bilel bili- bille billi billo billu bilov bilut biore bioue bioul birel birie birle birol birou birur bitel biter bitit bitle bitov bitru bitte bitti bitto biure bivio bivol bleer bleet bleib bleit blere blete bleue bleve blier blirt blite blitt bliue blive bloor blorb blore blort blote bloto blott bloue blout bluer bluet bluie blurb blure blurr blurt bluto bo-bo bobbi bobet boble bobov bobr bobre bobri boeol boero boeur boibe boier boilo boire boiro boite boito bolbe bolel boleo boler bolet boll- bolle bolli bollo bollu bolte bolti bolto booer booit boole boore boort booru borbo boree borel borer boret borio borle boro- boroo borot borou borov borre borro borul borut borve borvo botel botet botev botie botou botro botte botti bottu bouee bouel bouer bouet boul- boule bouli boulo boult boure bouri boute bouto bovee bovel bovi- bovio brebu breel breer breet breil breit brell brelo breo- brere breto brett breu- breve brevi bribe briel brier brill briot briou brite brito britt brive brivo brobo broer broil brole broll brolo brool broto broue brout brrrr bruer bruet bruit bruiu brule brull bruri brute btile btr-t bubbe buber buble bueil buell buile built buire bulb- bulbi buliu bull- bulle bulli bulou bulti bulto bulul bulut buolt burel buret burie burio burle burli burol buroo burov burri burro burru burte burtt burut buteo buter butit butle buto- butor butot butou butov butte butuo butut ebber ebbet ebbie ebble ebell ebelo eberl ebert ebibe ebill eblul eboli eboue ebrio ebull ebure eeeee eeler eerie eetti eevee eever eieio eiler eilet eillo eilot eirie eiruv eitel eiter eitri eivor elbie elbot eleet elele eleo- eleot eleri eleut eleve eliel eliot elite ellel eller ellet ellie ellio elloe ellul eloee eloie eloit elole eloor elore eloro elote elout elrio elrob eltio eltro elubo elulu eluru elute elver elvet elvir eoile eolie eorre erbbe erber erbil erere ereve erier erio- eriol erite eritu eroor erore eroto errol error errtu erte ertel erter ertil ervie ervil etete etile etio- etite etive etoll etool etoro etour etree ettel etter ettie ettle eturu eubie eubro euell euler eurel euro- eurre evell evere everi evero everr evert evete evett eveve evile evill evite evoir evolo evolv evoor evote evour evvol i-beo i-bet i-bot ibbur ibele ibero ibert ibeti ibibo ibill ibore iebet ieiri ierei ieroe iette iever iiiee iiiii iitti ilebo ileo- ileri ilevo iliev ilio- ilive illbe iller illit illui ilobu ilori ilote ilove ilter iltur ilulu iluvu iobit ioooi ioooo iorio iotit iotti irbit irele irete iriel irill irite irobo irori irour irrel irrit irule itbit itele itell itero itete itire itive itobi itour itout ittel itter ittoo ittre ittti itu-r itu-t ituri ituro ituru itutu itvbe iuliu iurie ivett ivlev ivore ivoti ivube ivver ivvvo lebel leber lebet leeli leell leere leert leeve leevi leibi leile leill leio- leire leiro leite leivi lelei leleu lelio lelle lelli lelov leoii leoiv leoti leove leovi lerer lerie leroi lerot letbe letil letit letot letov letre lette letto letur leuro levee level lever levet levie levir levit levo- levor levre levuo libbe libel liber liboi libor libre libri libro libru libuv liebe lieli liere liero lieto lieut lieve liivi lilet lilie liliu lille lilli lillo lilou lilov liour liril lirio lirot lirui litel liter litir litre littb litte litti litui liubo liule liuli liure liver livet liveu livio liviu livoe livor livov livre livro livvi lobbe lobbo lober lobi- lobie lobio lobir loble lobo- lobor lobov loeil loeri loeve loibl loilo loire lolei loler lolli lollo lolol lolti loobu looer looie loore loote loove lorel loreo lorer loret lorie lorio lorre lorri lorut lotio lotor lotru lotte lotti lotto louer louie louit loule loure louri louro lovee lover lovet loveu lovie lovre lovro lubbe lubei luber lubie luble lubov lubur luebo lueve luire luiro luite lulle lulli lulov lulte lulul lurer lurie lurio lurue lurve lute- luteo luter lutol lutte lutto lutui luuri luver luvil luvli lviii lvovo o-r-b obbet obeie obele obeli obert obete oblio obole oboli obolo oboro obote oboue obout obreb obrov obvio oeiro oelet oelib oelve oerel oerle oiler oilet oilit oille oirot oitti olei- oleo- olere olier olite oliue olive olivo ollei olleo oller ollie ollio ollur olotu olour olovi olovo oltet oltre olver olvio olvir oo-er oobit ooioo oolie ooooo oorie oovoo orbit orble orbot orebi orell oreo- oreoi orere orero oribe oribi oriel orill oriol orito orlet orlov orobe orobo oroer orolu orout orret orter ortet ortoo orube oruro orutu orvet orvil otell otelo otere oteri otero otile otobi otole otoli otolo otori ototo otour otrov otter ottir ottoi ottov ottur otulu oture oubit oubut ouert ouir- oullo ouoro oure- ourie ourol outer outie outre outro outto outtv ouver ouvre over- overo overt ovett ovile oviri ovirt ovivo ovoli ovolo ovule rebbe rebel reber rebet rebit rebol rebut reere reeti reeve reile reill reive relee relet relie relit reliv relli rello relot relov relte relue reoil reoli reoti rere- reree reret rerir rerob retee retel reter retie retil retro rette retto reuel reuer reuet reuil reuir reule reuli reute reuti revel rever revet revie revir revle revol revue ribbi ribel riber ribet ribie ribo- ribot rieti rieul rieve riler rille rillo rioli riolo ririe riuel riuer rivel river rivet ro-ro robbe robbi robbo rober robie roble robo- robor robot robrt robte robur roell roero roile roiot