plows lpows polws oplws lopws olpws plwos lpwos pwlos wplos lwpos wlpos powls opwls pwols wpols owpls wopls lowps olwps lwops wlops owlps wolps plosw lposw polsw oplsw lopsw olpsw plsow lpsow pslow splow lspow slpow poslw opslw psolw spolw osplw soplw lospw olspw lsopw slopw oslpw solpw plwso lpwso pwlso wplso lwpso wlpso plswo lpswo pslwo splwo lspwo slpwo pwslo wpslo pswlo spwlo wsplo swplo lwspo wlspo lswpo slwpo wslpo swlpo powsl opwsl pwosl wposl owpsl wopsl poswl opswl psowl spowl ospwl sopwl pwsol wpsol pswol spwol wspol swpol owspl wospl oswpl sowpl wsopl swopl lowsp olwsp lwosp wlosp owlsp wolsp loswp olswp lsowp slowp oslwp solwp lwsop wlsop lswop slwop wslop swlop owslp woslp oswlp sowlp wsolp swolp
Note: these 'words' (valid or invalid) are all the permutations of the word plows. These words are obtained by scrambling the letters in plows.