exies xeies eixes iexes xiees ixees exeis xeeis eexis eexis xeeis exeis eiexs ieexs eeixs eeixs ieexs eiexs xiees ixees xeies exies iexes eixes exise xeise eixse iexse xiese ixese exsie xesie esxie sexie xseie sxeie eisxe iesxe esixe seixe isexe siexe xisee ixsee xsiee sxiee isxee sixee exesi xeesi eexsi eexsi xeesi exesi exsei xesei esxei sexei xseei sxeei eesxi eesxi esexi seexi esexi seexi xesei exsei xseei sxeei esxei sexei eiesx ieesx eeisx eeisx ieesx eiesx eisex iesex esiex seiex iseex sieex eesix eesix eseix seeix eseix seeix iesex eisex iseex sieex esiex seiex xiese ixese xeise exise iexse eixse xisee ixsee xsiee sxiee isxee sixee xesie exsie xseie sxeie esxie sexie iesxe eisxe isexe siexe esixe seixe
Note: these 'words' (valid or invalid) are all the permutations of the word exies. These words are obtained by scrambling the letters in exies.