bbbbbb beebee beebug beefer beegee beever befree begbie begger begive beiber beiger berbee berber berege berere berger bergie beriev berrer berrie berube beruri bervie beurre bevier bibber biberg bibiri bibiru biburg bieber bierge bigbee bigger biggie bigrig birger biribi biverb bivver breefe breege breere breger bregge breive breuer brever brevi- brevig bribe- bribee briber bribir bribri briefe brieve brigge brigue brubru brugge bruree bubber bububu buffer bugbug bugger buggie bugiri buguri burbur buregi burfee burgee burger burgui burier burree burrer burrie bururi ebr-ii ebrie eburru eebree eerier effeir effere egbere egerie eggier eirigi eivere er-rif erbree euerie everie febri- febvre feerie feifer feirie ferber ferfer fergee fergie ferier ferrer ferri- ferrie ferrur fibber fieber fiebre fiefie figger figuig figure fiuggi fiverr frebie frefre freire freure fugger furber furfie furfur furrer furrfu gbegbe gebbie geegee gegger geggie geiger gerber gerege gereri gergei gerger gerrie geruge geufer gibber gibier gigger gigiri greefe greeve greffe greger gregge gregre greife greiff greige greive grevie griebe griefe grieff griege grieve griffe grigri grubbe gruber gruffe grugru gruver gubber gubeer gubgub gueber guebre guegue guerie guerre guerri guffer guigue guiver guivre gurbir gurbru gurevi guriev gurrie gurugu guruve i-bere i-bure i-free ifever iffier igbere igf-ii iriver irugur rebuff reefer reeffe reever refeff refire refrei refuge refurb reggie regive regueb regufe reiber reiver reueir reuere reuire reurge reuver reveir reverb revere revier revire revive revver ribber ribbie ribibe ribier rieber rieger riever riffer rififi rigeur rigger rigvir riuere riveir rivier rubbee rubber rubbie rubier rubrie ruffer ruffie rugger rui-be uruffe uuvere veerer veggie veguru veibri verevi vergee verger verier verree verrei verrer verrie verrue verver veveri vibeuf vibrer vierge vieure vigeur vigier vigure virger virgie virieu viurie vivere viveur vivier vrgeeu vuguru vvvvvv