pyxie ypxie pxyie xpyie yxpie xypie pyixe ypixe piyxe ipyxe yipxe iypxe pxiye xpiye pixye ipxye xipye ixpye yxipe xyipe yixpe iyxpe xiype ixype pyxei ypxei pxyei xpyei yxpei xypei pyexi ypexi peyxi epyxi yepxi eypxi pxeyi xpeyi pexyi epxyi xepyi expyi yxepi xyepi yexpi eyxpi xeypi exypi pyiex ypiex piyex ipyex yipex iypex pyeix ypeix peyix epyix yepix eypix pieyx ipeyx peiyx epiyx iepyx eipyx yiepx iyepx yeipx eyipx ieypx eiypx pxiey xpiey pixey ipxey xipey ixpey pxeiy xpeiy pexiy epxiy xepiy expiy piexy ipexy peixy epixy iepxy eipxy xiepy ixepy xeipy exipy iexpy eixpy yxiep xyiep yixep iyxep xiyep ixyep yxeip xyeip yexip eyxip xeyip exyip yiexp iyexp yeixp eyixp ieyxp eiyxp xieyp ixeyp xeiyp exiyp iexyp eixyp
Note: these 'words' (valid or invalid) are all the permutations of the word pyxie. These words are obtained by scrambling the letters in pyxie.