olein loein oelin eolin leoin eloin olien loien oilen iolen lioen iloen oeiln eoiln oieln ioeln eioln ieoln leion elion lieon ileon eilon ielon oleni loeni oelni eolni leoni eloni olnei lonei onlei nolei lnoei nloei oenli eonli oneli noeli enoli neoli lenoi elnoi lneoi nleoi enloi neloi oline loine oilne iolne lione ilone olnie lonie onlie nolie lnoie nloie oinle ionle onile noile inole niole linoe ilnoe lnioe nlioe inloe niloe oeinl eoinl oienl ioenl eionl ieonl oenil eonil oneil noeil enoil neoil oinel ionel oniel noiel inoel nioel einol ienol eniol neiol ineol nieol leino elino lieno ileno eilno ielno lenio elnio lneio nleio enlio nelio lineo ilneo lnieo nlieo inleo nileo einlo ienlo enilo neilo inelo nielo
Note: these 'words' (valid or invalid) are all the permutations of the word olein. These words are obtained by scrambling the letters in olein.