b-reel bbbbbb beblur beebee beebug beefer beegee beeler befell beflee befree begele begger beglue beguel begulf begull belber belgue beller belleu bellue belull berbee berber bereel berege berere bergel berger bergle berrer berube beugle beurre bleere blublu blurre brebel breefe breege breere breger bregge breuer brgule brubru bruel brugge brulee bruree bubber bubble bubele bububu bueler buffel buffer buffle bugbug bugger bugler bugull bulbel bulbul bulger bulgur bull-e bullee buller burble burbur burell burfee burgee burger burgle burgul burler burree burrel burrer eberle ebrulf eburru eebree eeuler efeler effere egbere eggler elbeuf elburg eleele elegug erbree erguel eubule euller feeble feeler fegele felber felger feller ferber ferfel ferfer fergee ferrel ferrer ferrur ferule fleble flegel flegge fleure fluber flubug flugel flugge flurre freele frefre freure fubble fueler fuffle fugger fuggle fugler fulgur fuller furber furfur furler furrer furrfu gbegbe geegee gefell geffel gegger gelber gelgel geller gerber gerege gerful gergel gerger geruge geufer geulle gleere glubbe glufer gluffe glurge grebel greble greefe greffe greful greger gregge gregre greuel grubbe grubel gruber gruffe grugru grulle gubber gubble gubeer gubgub gubler gueber guebre guegue guerre guffer guggle guggul gugler gulgul guller gurbru gurfel gurgel gurgle gurugu leberg leeful leeger leelee leerer leffel lefull legger legree lubber lubefu lueger luffer lufful luggee lugger lugulu luguru luller lurgee lurulu rebble rebell rebuff rebulb reefer reeffe reegle reeler reeuel refeel refeff refell reflee reflue refuel refuge refurb refurl reggel regleg reglue regueb regufe releef reller relleu rereel rerule reuele reuere reugle reuler reulle reurge rubbee rubbel rubber rubble rubell rueful ruelle ruffer ruffle rugger ruggle ruller ugurlu urgell urgull uruffe