boubou obubou buobou ubobou oubbou uobbou bobuou obbuou bbouou bbouou obbuou bobuou buboou ubboou bbuoou bbuoou ubboou buboou oubbou uobbou obubou boubou ubobou buobou bouobu obuobu buoobu uboobu oubobu uobobu booubu oboubu booubu oboubu oobubu oobubu buoobu uboobu bouobu obuobu uobobu oubobu ouobbu uoobbu ooubbu ooubbu uoobbu ouobbu bobouu obbouu bboouu bboouu obbouu bobouu boobuu obobuu boobuu obobuu oobbuu oobbuu bboouu bboouu bobouu obbouu bobouu obbouu obobuu boobuu oobbuu oobbuu boobuu obobuu buboou ubboou bbuoou bbuoou ubboou buboou buobou ubobou boubou obubou uobbou oubbou bbouou bbouou bobuou obbuou bobuou obbuou ubobou buobou uobbou oubbou boubou obubou oubobu uobobu obuobu bouobu uboobu buoobu ouobbu uoobbu ooubbu ooubbu uoobbu ouobbu oboubu booubu oobubu oobubu booubu oboubu uboobu buoobu uobobu oubobu bouobu obuobu boubuo obubuo buobuo ubobuo oubbuo uobbuo bobuuo obbuuo bbouuo bbouuo obbuuo bobuuo bubouo ubbouo bbuouo bbuouo ubbouo bubouo oubbuo uobbuo obubuo boubuo ubobuo buobuo bouubo obuubo buoubo uboubo oububo uobubo bouubo obuubo buoubo uboubo oububo uobubo buuobo ubuobo buuobo ubuobo uubobo uubobo ouubbo uoubbo ouubbo uoubbo uuobbo uuobbo bobuuo obbuuo bbouuo bbouuo obbuuo bobuuo boubuo obubuo buobuo ubobuo oubbuo uobbuo bbuouo bbuouo bubouo ubbouo bubouo ubbouo obubuo boubuo oubbuo uobbuo buobuo ubobuo bubuoo ubbuoo bbuuoo bbuuoo ubbuoo bubuoo buuboo ububoo buuboo ububoo uubboo uubboo bbuuoo bbuuoo bubuoo ubbuoo bubuoo ubbuoo ububoo buuboo uubboo uubboo buuboo ububoo oububo uobubo obuubo bouubo uboubo buoubo ouubbo uoubbo ouubbo uoubbo uuobbo uuobbo obuubo bouubo oububo uobubo buoubo uboubo ubuobo buuobo uubobo uubobo buuobo ubuobo bououb obuoub buooub ubooub ouboub uoboub boouub obouub boouub obouub oobuub oobuub buooub ubooub bououb obuoub uoboub ouboub ouobub uoobub ooubub ooubub uoobub ouobub bouuob obuuob buouob ubouob oubuob uobuob bouuob obuuob buouob ubouob oubuob uobuob buuoob ubuoob buuoob ubuoob uuboob uuboob ouubob uoubob ouubob uoubob uuobob uuobob boouub obouub boouub obouub oobuub oobuub bououb obuoub buooub ubooub ouboub uoboub bououb obuoub buooub ubooub ouboub uoboub ooubub ooubub ouobub uoobub ouobub uoobub buouob ubouob bouuob obuuob uobuob oubuob buuoob ubuoob buuoob ubuoob uuboob uuboob bouuob obuuob buouob ubouob oubuob uobuob uoubob ouubob uuobob uuobob ouubob uoubob ououbb uooubb oouubb oouubb uooubb ououbb ouuobb uouobb ouuobb uouobb uuoobb uuoobb oouubb oouubb ououbb uooubb ououbb uooubb uouobb ouuobb uuoobb uuoobb ouuobb uouobb bobouu obbouu bboouu bboouu obbouu bobouu boobuu obobuu boobuu obobuu oobbuu oobbuu bboouu bboouu bobouu obbouu bobouu obbouu obobuu boobuu oobbuu oobbuu boobuu obobuu bobuou obbuou bbouou bbouou obbuou bobuou boubou obubou buobou ubobou oubbou uobbou bbuoou bbuoou buboou ubboou buboou ubboou obubou boubou oubbou uobbou buobou ubobou booubu oboubu booubu oboubu oobubu oobubu bouobu obuobu buoobu uboobu oubobu uobobu bouobu obuobu buoobu uboobu oubobu uobobu ooubbu ooubbu ouobbu uoobbu ouobbu uoobbu bbouou bbouou bobuou obbuou bobuou obbuou bbuoou bbuoou buboou ubboou buboou ubboou boubou obubou buobou ubobou oubbou uobbou boubou obubou buobou ubobou oubbou uobbou oboubu booubu oobubu oobubu booubu oboubu obuobu bouobu oubobu uobobu buoobu uboobu ooubbu ooubbu ouobbu uoobbu ouobbu uoobbu bouobu obuobu buoobu uboobu oubobu uobobu bubouo ubbouo bbuouo bbuouo ubbouo bubouo buobuo ubobuo boubuo obubuo uobbuo oubbuo bbouuo bbouuo bobuuo obbuuo bobuuo obbuuo ubobuo buobuo uobbuo oubbuo boubuo obubuo bubuoo ubbuoo bbuuoo bbuuoo ubbuoo bubuoo buuboo ububoo buuboo ububoo uubboo uubboo bbuuoo bbuuoo bubuoo ubbuoo bubuoo ubbuoo ububoo buuboo uubboo uubboo buuboo ububoo buoubo uboubo bouubo obuubo uobubo oububo buuobo ubuobo buuobo ubuobo uubobo uubobo bouubo obuubo buoubo uboubo oububo uobubo uoubbo ouubbo uuobbo uuobbo ouubbo uoubbo bbouuo bbouuo bobuuo obbuuo bobuuo obbuuo bbuouo bbuouo bubouo ubbouo bubouo ubbouo boubuo obubuo buobuo ubobuo oubbuo uobbuo boubuo obubuo buobuo ubobuo oubbuo uobbuo uboubo buoubo uobubo oububo bouubo obuubo ubuobo buuobo uubobo uubobo buuobo ubuobo uoubbo ouubbo uuobbo uuobbo ouubbo uoubbo bouubo obuubo buoubo uboubo oububo uobubo ouboub uoboub obuoub bououb ubooub buooub ouobub uoobub ooubub ooubub uoobub ouobub obouub boouub oobuub oobuub boouub obouub ubooub buooub uoboub ouboub bououb obuoub oubuob uobuob obuuob bouuob ubouob buouob ouubob uoubob ouubob uoubob uuobob uuobob obuuob bouuob oubuob uobuob buouob ubouob ubuoob buuoob uuboob uuboob buuoob ubuoob ououbb uooubb oouubb oouubb uooubb ououbb ouuobb uouobb ouuobb uouobb uuoobb uuoobb oouubb oouubb ououbb uooubb ououbb uooubb uouobb ouuobb uuoobb uuoobb ouuobb uouobb obouub boouub oobuub oobuub boouub obouub obuoub bououb ouboub uoboub buooub ubooub ooubub ooubub ouobub uoobub ouobub uoobub bououb obuoub buooub ubooub ouboub uoboub ubouob buouob uobuob oubuob bouuob obuuob ubuoob buuoob uuboob uuboob buuoob ubuoob uoubob ouubob uuobob uuobob ouubob uoubob bouuob obuuob buouob ubouob oubuob uobuob
Note: these 'words' (valid or invalid) are all the permutations of the word boubou. These words are obtained by scrambling the letters in boubou.