erude reude eurde uerde ruede urede erdue redue edrue derue rdeue dreue eudre uedre edure deure udere duere rudee urdee rduee druee udree duree erued reued eured uered rueed ureed ereud reeud eerud eerud reeud ereud euerd ueerd eeurd eeurd ueerd euerd rueed ureed reued erued uered eured erdeu redeu edreu dereu rdeeu dreeu eredu reedu eerdu eerdu reedu eredu ederu deeru eedru eedru deeru ederu rdeeu dreeu redeu erdeu dereu edreu euder ueder eduer deuer udeer dueer euedr ueedr eeudr eeudr ueedr euedr edeur deeur eedur eedur deeur edeur udeer dueer ueder euder deuer eduer rudee urdee rduee druee udree duree ruede urede reude erude uerde eurde rdeue dreue redue erdue derue edrue udere duere uedre eudre deure edure
Note: these 'words' (valid or invalid) are all the permutations of the word erude. These words are obtained by scrambling the letters in erude.