plews lpews pelws eplws lepws elpws plwes lpwes pwles wples lwpes wlpes pewls epwls pwels wpels ewpls wepls lewps elwps lweps wleps ewlps welps plesw lpesw pelsw eplsw lepsw elpsw plsew lpsew pslew splew lspew slpew peslw epslw pselw spelw esplw seplw lespw elspw lsepw slepw eslpw selpw plwse lpwse pwlse wplse lwpse wlpse plswe lpswe pslwe splwe lspwe slpwe pwsle wpsle pswle spwle wsple swple lwspe wlspe lswpe slwpe wslpe swlpe pewsl epwsl pwesl wpesl ewpsl wepsl peswl epswl psewl spewl espwl sepwl pwsel wpsel pswel spwel wspel swpel ewspl wespl eswpl sewpl wsepl swepl lewsp elwsp lwesp wlesp ewlsp welsp leswp elswp lsewp slewp eslwp selwp lwsep wlsep lswep slwep wslep swlep ewslp weslp eswlp sewlp wselp swelp
Note: these 'words' (valid or invalid) are all the permutations of the word plews. These words are obtained by scrambling the letters in plews.