bhood hbood bohod obhod hobod ohbod bhood hbood bohod obhod hobod ohbod boohd obohd boohd obohd oobhd oobhd hoobd ohobd hoobd ohobd oohbd oohbd bhodo hbodo bohdo obhdo hobdo ohbdo bhdoo hbdoo bdhoo dbhoo hdboo dhboo bodho obdho bdoho dboho odbho dobho hodbo ohdbo hdobo dhobo odhbo dohbo bhodo hbodo bohdo obhdo hobdo ohbdo bhdoo hbdoo bdhoo dbhoo hdboo dhboo bodho obdho bdoho dboho odbho dobho hodbo ohdbo hdobo dhobo odhbo dohbo boodh obodh boodh obodh oobdh oobdh bodoh obdoh bdooh dbooh odboh doboh bodoh obdoh bdooh dbooh odboh doboh oodbh oodbh odobh doobh odobh doobh hoodb ohodb hoodb ohodb oohdb oohdb hodob ohdob hdoob dhoob odhob dohob hodob ohdob hdoob dhoob odhob dohob oodhb oodhb odohb doohb odohb doohb
Note: these 'words' (valid or invalid) are all the permutations of the word bhood. These words are obtained by scrambling the letters in bhood.