bombo obmbo bmobo mbobo ombbo mobbo bobmo obbmo bbomo bbomo obbmo bobmo bmboo mbboo bbmoo bbmoo mbboo bmboo ombbo mobbo obmbo bombo mbobo bmobo bomob obmob bmoob mboob ombob mobob boomb obomb boomb obomb oobmb oobmb bmoob mboob bomob obmob mobob ombob omobb moobb oombb oombb moobb omobb bobom obbom bboom bboom obbom bobom boobm obobm boobm obobm oobbm oobbm bboom bboom bobom obbom bobom obbom obobm boobm oobbm oobbm boobm obobm bmboo mbboo bbmoo bbmoo mbboo bmboo bmobo mbobo bombo obmbo mobbo ombbo bbomo bbomo bobmo obbmo bobmo obbmo mbobo bmobo mobbo ombbo bombo obmbo ombob mobob obmob bomob mboob bmoob omobb moobb oombb oombb moobb omobb obomb boomb oobmb oobmb boomb obomb mboob bmoob mobob ombob bomob obmob
Note: these 'words' (valid or invalid) are all the permutations of the word bombo. These words are obtained by scrambling the letters in bombo.