bbbee be-er be-ro bebel beber beblo beebe beele beffe befoe befol befor befur belbo belee belef belew bellb belle bello below belue belur belwe beofe beoff beour berbe berel berle berlo berob beroe berol beror berow berre berru berwe beuer beule beure bewer bleer blere bleue blewe bloef bloor blorb blore bloue blow- blowe bluer bluff blufr blurb blure blurr bo-bo boble bobr bobre boeol boero boeuf boeur boffo bolbe bolel boleo boler boll- bolle bollo bollu bolow booer boole boore booru boowe borbo boree borel borer borle boro- boroo borou borow borre borro borul borwe bouee bouel bouer boul- boule boulo boure bouwe bowel bower bowle bowow bowre brebu breef breel breer brell brelo breo- brere breu- brewe brobo broer brole broll brolo brool broue browe brrrr bruer bruff brule brull bubbe buber buble buell buffe buffo bufle bulb- bull- bulle bulou bulow bulul burel burle burol buroo burow burro burru burwe bwool ebber ebble ebell ebelo eberl eblul eboue ebull ebure eeeee eeler efere effer eflow efore efuru elbow elele eleo- ellel eller elloe ellul eloee eloff elole eloor elore eloro elrob elubo elulu eluru elwro eofor eorre erbbe erber erere erewe eroor erore errew errol error eubro euell euler eurel euro- eurre ewell ewloe ewlow febel feble febre feele feeor feere fefor felle feoff feole ferel ferle ferlo ferow ferr- ferre ferro feuer feule fewel fewer fewle fleer flere flero fleur fleww floor flore floro floru flour flowe fluff fluo- fluor flurb flure flurr flwor folle follo folwe foole foore fore- forel foreo forow forro forur forwe fouee fouel foule fourb foure fouro fower fowle freel freer frere freur frobe frore fu-fu fuero fulbe fulle fullf fullo furbo furel furo- furor lbowo lebel leber lebow leell leeof leere leeuw lefeu leffe lefou leful leleu lelle lerer leuro lewer lewre lobbe lobbo lober loble lobo- lobor loewe lofer loffe lofou loler lollo lolol loobu looer loore loowe lorel loreo lorer lorre louer loule loure louro lower lowre lubbe luber luble lubow lubur luebo lufre lulle lulul lurer lurue lwewo o-fer o-r-b obele obole obolo oboow oboro oboue obowo obreb obrow oerel oerle offer offew offof offre offwe oflow ofour oleo- olere olleo oller ollur olour oo-er ooooo oowee orble orell oreo- orere orero orfeo orfeu orfoe orfor orful orlow orobe orobo oroer orolu orrow orube oruro orwoe oullo ouoro oure- ourol ouwer owelu owler owre- rebbe rebel reber rebol reefe reere reewe refel refer reffe reffo relee rello relue reowe rere- reree rerob rerow reuel reuer reule reuwe rewel rewer rewle rewll ro-ro robbe robbo rober roble robo- robor robur roell roero roewe rofel roffe rofor roleo rolfe rolfo rolle rollo rooer roofe roole roore rooue rorbu rorer rouer roufe roule roull roure rouwe rowel rower rowfe rowff rowle rowlf rowof rowwe rubee rubel ruber ruble rubof rubor ruele ruell ruere ruffe ruffo rufo- rufol ruler rullo ruule ruwer ubble uber- ubobo uelfe ufere ufofu uforb ullur ulowo ululu uluru uouee urelu ureo- urewe uroob urour urowo urubu uuuuu uwole webbe weber weblo webwe weebl weele weere weero weffe welew welle weole weore weowe werbe were- werel werew werle werre werur wlewo woebe woele woful wolfe wolff wolle wolof wooer woolf woore woree worle worow worre woufe wowee wowow wrele wrowe wuffo wufoo wulff wurfl wwoof wwwww