humbug uhmbug hmubug mhubug umhbug muhbug hubmug uhbmug hbumug bhumug ubhmug buhmug hmbuug mhbuug hbmuug bhmuug mbhuug bmhuug umbhug mubhug ubmhug bumhug mbuhug bmuhug humubg uhmubg hmuubg mhuubg umhubg muhubg huumbg uhumbg huumbg uhumbg uuhmbg uuhmbg hmuubg mhuubg humubg uhmubg muhubg umhubg umuhbg muuhbg uumhbg uumhbg muuhbg umuhbg hubumg uhbumg hbuumg bhuumg ubhumg buhumg huubmg uhubmg huubmg uhubmg uuhbmg uuhbmg hbuumg bhuumg hubumg uhbumg buhumg ubhumg ubuhmg buuhmg uubhmg uubhmg buuhmg ubuhmg hmbuug mhbuug hbmuug bhmuug mbhuug bmhuug hmubug mhubug humbug uhmbug muhbug umhbug hbumug bhumug hubmug uhbmug buhmug ubhmug mbuhug bmuhug mubhug umbhug bumhug ubmhug umbuhg mubuhg ubmuhg bumuhg mbuuhg bmuuhg umubhg muubhg uumbhg uumbhg muubhg umubhg ubumhg buumhg uubmhg uubmhg buumhg ubumhg mbuuhg bmuuhg mubuhg umbuhg bumuhg ubmuhg humbgu uhmbgu hmubgu mhubgu umhbgu muhbgu hubmgu uhbmgu hbumgu bhumgu ubhmgu buhmgu hmbugu mhbugu hbmugu bhmugu mbhugu bmhugu umbhgu mubhgu ubmhgu bumhgu mbuhgu bmuhgu humgbu uhmgbu hmugbu mhugbu umhgbu muhgbu hugmbu uhgmbu hgumbu ghumbu ughmbu guhmbu hmgubu mhgubu hgmubu ghmubu mghubu gmhubu umghbu mughbu ugmhbu gumhbu mguhbu gmuhbu hubgmu uhbgmu hbugmu bhugmu ubhgmu buhgmu hugbmu uhgbmu hgubmu ghubmu ughbmu guhbmu hbgumu bhgumu hgbumu ghbumu bghumu gbhumu ubghmu bughmu ugbhmu gubhmu bguhmu gbuhmu hmbguu mhbguu hbmguu bhmguu mbhguu bmhguu hmgbuu mhgbuu hgmbuu ghmbuu mghbuu gmhbuu hbgmuu bhgmuu hgbmuu ghbmuu bghmuu gbhmuu mbghuu bmghuu mgbhuu gmbhuu bgmhuu gbmhuu umbghu mubghu ubmghu bumghu mbughu bmughu umgbhu mugbhu ugmbhu gumbhu mgubhu gmubhu ubgmhu bugmhu ugbmhu gubmhu bgumhu gbumhu mbguhu bmguhu mgbuhu gmbuhu bgmuhu gbmuhu humugb uhmugb hmuugb mhuugb umhugb muhugb huumgb uhumgb huumgb uhumgb uuhmgb uuhmgb hmuugb mhuugb humugb uhmugb muhugb umhugb umuhgb muuhgb uumhgb uumhgb muuhgb umuhgb humgub uhmgub hmugub mhugub umhgub muhgub hugmub uhgmub hgumub ghumub ughmub guhmub hmguub mhguub hgmuub ghmuub mghuub gmhuub umghub mughub ugmhub gumhub mguhub gmuhub huugmb uhugmb huugmb uhugmb uuhgmb uuhgmb hugumb uhgumb hguumb ghuumb ughumb guhumb hugumb uhgumb hguumb ghuumb ughumb guhumb uughmb uughmb uguhmb guuhmb uguhmb guuhmb hmugub mhugub humgub uhmgub muhgub umhgub hmguub mhguub hgmuub ghmuub mghuub gmhuub hugmub uhgmub hgumub ghumub ughmub guhmub mughub umghub mguhub gmuhub ugmhub gumhub umughb muughb uumghb uumghb muughb umughb umguhb muguhb ugmuhb gumuhb mguuhb gmuuhb uugmhb uugmhb ugumhb guumhb ugumhb guumhb muguhb umguhb mguuhb gmuuhb ugmuhb gumuhb hubugm uhbugm hbuugm bhuugm ubhugm buhugm huubgm uhubgm huubgm uhubgm uuhbgm uuhbgm hbuugm bhuugm hubugm uhbugm buhugm ubhugm ubuhgm buuhgm uubhgm uubhgm buuhgm ubuhgm hubgum uhbgum hbugum bhugum ubhgum buhgum hugbum uhgbum hgubum ghubum ughbum guhbum hbguum bhguum hgbuum ghbuum bghuum gbhuum ubghum bughum ugbhum gubhum bguhum gbuhum huugbm uhugbm huugbm uhugbm uuhgbm uuhgbm hugubm uhgubm hguubm ghuubm ughubm guhubm hugubm uhgubm hguubm ghuubm ughubm guhubm uughbm uughbm uguhbm guuhbm uguhbm guuhbm hbugum bhugum hubgum uhbgum buhgum ubhgum hbguum bhguum hgbuum ghbuum bghuum gbhuum hugbum uhgbum hgubum ghubum ughbum guhbum bughum ubghum bguhum gbuhum ugbhum gubhum ubughm buughm uubghm uubghm buughm ubughm ubguhm buguhm ugbuhm gubuhm bguuhm gbuuhm uugbhm uugbhm ugubhm guubhm ugubhm guubhm buguhm ubguhm bguuhm gbuuhm ugbuhm gubuhm hmbugu mhbugu hbmugu bhmugu mbhugu bmhugu hmubgu mhubgu humbgu uhmbgu muhbgu umhbgu hbumgu bhumgu hubmgu uhbmgu buhmgu ubhmgu mbuhgu bmuhgu mubhgu umbhgu bumhgu ubmhgu hmbguu mhbguu hbmguu bhmguu mbhguu bmhguu hmgbuu mhgbuu hgmbuu ghmbuu mghbuu gmhbuu hbgmuu bhgmuu hgbmuu ghbmuu bghmuu gbhmuu mbghuu bmghuu mgbhuu gmbhuu bgmhuu gbmhuu hmugbu mhugbu humgbu uhmgbu muhgbu umhgbu hmgubu mhgubu hgmubu ghmubu mghubu gmhubu hugmbu uhgmbu hgumbu ghumbu ughmbu guhmbu mughbu umghbu mguhbu gmuhbu ugmhbu gumhbu hbugmu bhugmu hubgmu uhbgmu buhgmu ubhgmu hbgumu bhgumu hgbumu ghbumu bghumu gbhumu hugbmu uhgbmu hgubmu ghubmu ughbmu guhbmu bughmu ubghmu bguhmu gbuhmu ugbhmu gubhmu mbughu bmughu mubghu umbghu bumghu ubmghu mbguhu bmguhu mgbuhu gmbuhu bgmuhu gbmuhu mugbhu umgbhu mgubhu gmubhu ugmbhu gumbhu bugmhu ubgmhu bgumhu gbumhu ugbmhu gubmhu umbugh mubugh ubmugh bumugh mbuugh bmuugh umubgh muubgh uumbgh uumbgh muubgh umubgh ubumgh buumgh uubmgh uubmgh buumgh ubumgh mbuugh bmuugh mubugh umbugh bumugh ubmugh umbguh mubguh ubmguh bumguh mbuguh bmuguh umgbuh mugbuh ugmbuh gumbuh mgubuh gmubuh ubgmuh bugmuh ugbmuh gubmuh bgumuh gbumuh mbguuh bmguuh mgbuuh gmbuuh bgmuuh gbmuuh umugbh muugbh uumgbh uumgbh muugbh umugbh umgubh mugubh ugmubh gumubh mguubh gmuubh uugmbh uugmbh ugumbh guumbh ugumbh guumbh mugubh umgubh mguubh gmuubh ugmubh gumubh ubugmh buugmh uubgmh uubgmh buugmh ubugmh ubgumh bugumh ugbumh gubumh bguumh gbuumh uugbmh uugbmh ugubmh guubmh ugubmh guubmh bugumh ubgumh bguumh gbuumh ugbumh gubumh mbuguh bmuguh mubguh umbguh bumguh ubmguh mbguuh bmguuh mgbuuh gmbuuh bgmuuh gbmuuh mugbuh umgbuh mgubuh gmubuh ugmbuh gumbuh bugmuh ubgmuh bgumuh gbumuh ugbmuh gubmuh
Note: these 'words' (valid or invalid) are all the permutations of the word humbug. These words are obtained by scrambling the letters in humbug.