bbbbbb beebee beebem beebug beegee beegum beeker beembe beemer beerme begger bejjur bekker berbee berber berege bereke berere bergem berger berker berrer berube beumer beurre bjerke bjerre bjurum breege breere breger bregge brekke bremer bremke breuer brubru brugge bruker bruree bubber bububu bugbug bugger buk-gu bukkur bukuru bumbee bummer burbur burgee burger burgum burree burrer buruku eburru eburum eebree egbere ekberg ekerem embree embrue emeere emerge emmure emuegg emurge erbree ergeme gbegbe geegee gegger gekker gemmer gerber gerege gerger germer geruge gjergj greger gregge gregre grubbe gruber grugru grumme gubber gubeer gubgub gueber guebre guegue guerre gummer gurbru gurgum gurugu jeerer jembke jemgum jerker jermuk jeurre jubjub jugemu jugger jujube jumbee jurere kebber keeker kegger kegmeg kembe kember kemmer kerber kereru kerker kerkuk keuruu kregbe kreker kremer kruger kruje krume kubeer kukere kum-bu kumbuk kumbum kumbur kumkum kummer kurmuk kurree kurume kururu mbembe meeker megere megerg megger member membre mememe memere mergee merger merkem merker merkur mermer merrem merure muggee mugger muggur mugumu muguru mujuru mukugu mukuru mummer murjek murmur murree muumuu rebuke reeker regueb rejerk rekkem remeue reubke reuere reurge rubbee rubber rubrum rugger rumbek rumber rumbur rumege rumker rummer rurkee