b-r-k bbuss bdubs brrrr brud- bruds brunk brunn bruns brusk bruss bruun budds buddu budur bukk- buknu bunds bundu bunks bunud bunuk bunun bunus burbs burds burks burn- burns burrs burru burud buruk burun burus busks bussu busur busuu d-bus ddddd ddruk drubs drunk druns du-ku dubbs dubus duduk dukku dukun dunks dunun dusks dusun k-b-d kdsbk knubs knurr knurs krunk kruun kudur kudus kuksu kukur kund- kundu kunku kunsu kunur kurbu kurds kurku kursk kurud kuruk kurus kusur kuusk n-sub nduru nkubu nssnd nu-nu nubus nudur nudus nukus nunks nunns nunun nurds nursu nuruk nurun nurus nusku nusus rubus rudds rudkk rudus rukus rundu rusks s-bus sbuks skruk skuds skunk skurn skurr skuru snbrn sndub snub- snubs snuss ssdrs sssrb sssss subbu subss subud subuk sudds sudku sudur sukru sukuk sukun sukur sunbs sundu sunud surds surdu sursk surud suruk surur surus susuk susun susus suudu suuns u-dub ukssd unbud undub undun undur unkur unnun unnur unrun unsu unsub unsun unurn urduk urkun ursuk ursus urubu us-ks ussun uuuuu