fixes ifxes fxies xfies ixfes xifes fiexs ifexs feixs efixs iefxs eifxs fxeis xfeis fexis efxis xefis exfis ixefs xiefs iexfs eixfs xeifs exifs fixse ifxse fxise xfise ixfse xifse fisxe ifsxe fsixe sfixe isfxe sifxe fxsie xfsie fsxie sfxie xsfie sxfie ixsfe xisfe isxfe sixfe xsife sxife fiesx ifesx feisx efisx iefsx eifsx fisex ifsex fsiex sfiex isfex sifex fesix efsix fseix sfeix esfix sefix iesfx eisfx isefx siefx esifx seifx fxesi xfesi fexsi efxsi xefsi exfsi fxsei xfsei fsxei sfxei xsfei sxfei fesxi efsxi fsexi sfexi esfxi sefxi xesfi exsfi xsefi sxefi esxfi sexfi ixesf xiesf iexsf eixsf xeisf exisf ixsef xisef isxef sixef xsief sxief iesxf eisxf isexf siexf esixf seixf xesif exsif xseif sxeif esxif sexif
Note: these 'words' (valid or invalid) are all the permutations of the word fixes. These words are obtained by scrambling the letters in fixes.