bbbee bbuss bebel bebes beebe beebs beele beene beens belee belen beles bellb belle bells belue belus bene- benne bennu bense benue benun besee besen besne besse beule blebs bleen blees blese bless bleue bleus blubs blues bubbe buben buble buell bulb- bulbs bulen bull- bulle bulls bulse bulul bulun bulus bunne bunun bunus buses busle busse bussu busuu ebble ebell ebene ebens eblul ebsen ebull eeeee eeens eense elben elele elene eless ellel ellen elles ellul elnes elsen elses eluls elulu enbun enese enlen ennes ensue esben esbus esels esene esens esnes essel essen esses essse essue euell eulen eunus lebel leben lebes lebus leell leens leese leles leleu lelle lenes lenne lenns lense lenus lesne lesse lesue leuse lubbe lubes luble lubne lubun lueen luen lules lulle lulls lulul lulus lunel lunes lunne lunns lusen lusse lusus n-sub nebel neble neblu nebus neebs neele neelu neese nelle nells nellu nelse nenes nesel nesen nesle nesse neuen neueu neune neuse neuss nnebe nsele nsess nu-nu nubel nuble nubus nuell nules nulle nulls nunes nunns nunun nusle nusse nusus s-bus sbenu sebbe seben sebes seebe seele seels seene seens seenu seese seesu selbe selbu selen seles selle sells sellu selun seneb senel senen senes senne sense sensu senue seses sesse sesue sesun seuen seule seuss slebs sleen sless slubs slues sluss snees snell snese snub- snubs snuss ssbul sssss subbu suben subss suell suess sulle sulls sulse sulus sunbl sunbs sunel sunen sunne suses susse susun susus suuel suuen suuns ubble ubeen uelen ueles ulees ulene ululu unnes unnun unsee unsel unsu unsub unsun unuse usees usell usens ussel usses ussun usune uuuuu