sseix sseix sesix essix sesix essix ssiex ssiex sisex issex sisex issex seisx esisx siesx isesx eissx iessx seisx esisx siesx isesx eissx iessx ssexi ssexi sesxi essxi sesxi essxi ssxei ssxei sxsei xssei sxsei xssei sexsi esxsi sxesi xsesi exssi xessi sexsi esxsi sxesi xsesi exssi xessi ssixe ssixe sisxe issxe sisxe issxe ssxie ssxie sxsie xssie sxsie xssie sixse isxse sxise xsise ixsse xisse sixse isxse sxise xsise ixsse xisse seixs esixs siexs isexs eisxs iesxs sexis esxis sxeis xseis exsis xesis sixes isxes sxies xsies ixses xises eixss iexss exiss xeiss ixess xiess seixs esixs siexs isexs eisxs iesxs sexis esxis sxeis xseis exsis xesis sixes isxes sxies xsies ixses xises eixss iexss exiss xeiss ixess xiess
Note: these 'words' (valid or invalid) are all the permutations of the word sseix. These words are obtained by scrambling the letters in sseix.