swobs wsobs sowbs oswbs wosbs owsbs swbos wsbos sbwos bswos wbsos bwsos sobws osbws sbows bsows obsws bosws wobss owbss wboss bwoss obwss bowss swosb wsosb sowsb oswsb wossb owssb swsob wssob sswob sswob wssob swsob soswb osswb ssowb ssowb osswb soswb wossb owssb wsosb swosb oswsb sowsb swbso wsbso sbwso bswso wbsso bwsso swsbo wssbo sswbo sswbo wssbo swsbo sbswo bsswo ssbwo ssbwo bsswo sbswo wbsso bwsso wsbso swbso bswso sbwso sobsw osbsw sbosw bsosw obssw bossw sosbw ossbw ssobw ssobw ossbw sosbw sbsow bssow ssbow ssbow bssow sbsow obssw bossw osbsw sobsw bsosw sbosw wobss owbss wboss bwoss obwss bowss wosbs owsbs wsobs swobs oswbs sowbs wbsos bwsos wsbos swbos bswos sbwos obsws bosws osbws sobws bsows sbows
Note: these 'words' (valid or invalid) are all the permutations of the word swobs. These words are obtained by scrambling the letters in swobs.