bbbee be-er be-in beber beebe beene beeri beffe befie befur beibi beien beier beife beine beire bene- benfe benin benne benni bennu benue benun benur berbe berei beren berie berin beriu berne berre berri berru berun beuer beure bibbe biber bibie bibin bibri biebe biefe biere bieri biern bifer biffi biner binne binub biren birie birin birne birni birun birur biune biure brebu breef breen breer brein brene brenn brere breu- bribe brief brien brier brifu brine brini brinn brrrr bruen bruer bruff bruin bruiu brune bruni brunn bruri bruun bubbe buben buber buffe buffi buine buire buirn bunei bunin bunne bunun buren burfi burie burin burn- burne burri burru burun ebber ebbie ebene ebern ebibe ebner ebure eeeee eener eenie eerie efere eferi effer effie effin efrei efren efuru einbi einen einer einin eirie eirin enbun enfer enfeu enfin ennin ennui enrib enuff enure enurn erbbe erben erber erbin ereen erere erier eriff ernei ernen ernie eubie eurre febre feere feien feier feine fener feneu fenin fenne fenni feren ferie ferin ferr- ferre ferri feuer fiber fibr- fibre fieee fieni fieri fifer fifie fiini finer finif finne firee firei firen firer firie firre freei freer frein freir freni frere freur frier frine fu-fu funen furen furie furin furir i-ben ibbur ieiri ierei ierne if-- ifere iffen ifin iiiee iiiii iiuni inbin ineni inere ineri infee infer infin infre infun inini inner innie inniu inrun inure inurn irene irinn irnen iufni iunre iurie nebbi neber neere nefen nefer neffe nefre neife nenni neree nerii nerre nerur neuen neuer neueu neuie neuin neuir neune neur- neure neuri nibbi nibei niefe niene niere nieun niibi nineb ninee niner ninib ninur nnebe nu-nu nunni nunun nure- nurin nurri nurun rebbe reber rebun reefe reene reere refen refer reffe refne reiff reine reinu renee rener renfe reni- renie renin renir renne renri rere- reree rerir rerun reuen reuer reuin reuir reune ri-fi ribbi riber ribie ribin riefe riein rieni rifer riife riner rinne ririe riuen riuer rubbi rubee ruben ruber rubie rubin ruere rueun ruffe rufi- rufie ruine ruiru runer runin runne u-n-i u-nii ubeen uber- ubirr ufere uffie uinen unfun unfur unibe unifi unini uninn unnun unnur unref unrun unurn uribe urien urin- urine urubu ururi uuuuu