bolus oblus blous lbous olbus lobus bouls obuls buols ubols oubls uobls bluos lbuos bulos ublos lubos ulbos olubs loubs oulbs uolbs luobs ulobs bolsu oblsu blosu lbosu olbsu lobsu boslu obslu bsolu sbolu osblu soblu blsou lbsou bslou sblou lsbou slbou olsbu losbu oslbu solbu lsobu slobu bousl obusl buosl ubosl oubsl uobsl bosul obsul bsoul sboul osbul sobul busol ubsol bsuol sbuol usbol subol ousbl uosbl osubl soubl usobl suobl bluso lbuso bulso ublso lubso ulbso blsuo lbsuo bsluo sbluo lsbuo slbuo buslo ubslo bsulo sbulo usblo sublo lusbo ulsbo lsubo slubo uslbo sulbo olusb lousb oulsb uolsb luosb ulosb olsub losub oslub solub lsoub sloub ouslb uoslb osulb soulb usolb suolb lusob ulsob lsuob sluob uslob sulob
Note: these 'words' (valid or invalid) are all the permutations of the word bolus. These words are obtained by scrambling the letters in bolus.