ernes renes enres neres rnees nrees erens reens eerns eerns reens erens eners neers eenrs eenrs neers eners rnees nrees renes ernes neres enres ernse rense enrse nerse rnese nrese ersne resne esrne serne rsene srene ensre nesre esnre senre nsere snere rnsee nrsee rsnee srnee nsree snree eresn reesn eersn eersn reesn eresn ersen resen esren seren rseen sreen eesrn eesrn esern seern esern seern resen ersen rseen sreen esren seren enesr neesr eensr eensr neesr enesr enser neser esner sener nseer sneer eesnr eesnr esenr seenr esenr seenr neser enser nseer sneer esner sener rnese nrese rense ernse nerse enrse rnsee nrsee rsnee srnee nsree snree resne ersne rsene srene esrne serne nesre ensre nsere snere esnre senre
Note: these 'words' (valid or invalid) are all the permutations of the word ernes. These words are obtained by scrambling the letters in ernes.