gobis ogbis gbois bgois obgis bogis goibs ogibs giobs igobs oigbs iogbs gbios bgios gibos igbos bigos ibgos obigs boigs oibgs iobgs biogs ibogs gobsi ogbsi gbosi bgosi obgsi bogsi gosbi ogsbi gsobi sgobi osgbi sogbi gbsoi bgsoi gsboi sgboi bsgoi sbgoi obsgi bosgi osbgi sobgi bsogi sbogi goisb ogisb giosb igosb oigsb iogsb gosib ogsib gsoib sgoib osgib sogib gisob igsob gsiob sgiob isgob sigob oisgb iosgb osigb soigb isogb siogb gbiso bgiso gibso igbso bigso ibgso gbsio bgsio gsbio sgbio bsgio sbgio gisbo igsbo gsibo sgibo isgbo sigbo bisgo ibsgo bsigo sbigo isbgo sibgo obisg boisg oibsg iobsg biosg ibosg obsig bosig osbig sobig bsoig sboig oisbg iosbg osibg soibg isobg siobg bisog ibsog bsiog sbiog isbog sibog
Note: these 'words' (valid or invalid) are all the permutations of the word gobis. These words are obtained by scrambling the letters in gobis.