vext evxt vxet xvet exvt xevt vetx evtx vtex tvex etvx tevx vxte xvte vtxe tvxe xtve txve extv xetv etxv texv xtev txev
Note: these 'words' (valid or invalid) are all the permutations of the word vext. These words are obtained by scrambling the letters in vext.