sowls oswls swols wsols owsls wosls solws oslws slows lsows olsws losws swlos wslos slwos lswos wlsos lwsos owlss wolss olwss lowss wloss lwoss sowsl oswsl swosl wsosl owssl wossl soswl osswl ssowl ssowl osswl soswl swsol wssol sswol sswol wssol swsol owssl wossl oswsl sowsl wsosl swosl solsw oslsw slosw lsosw olssw lossw soslw osslw ssolw ssolw osslw soslw slsow lssow sslow sslow lssow slsow olssw lossw oslsw solsw lsosw slosw swlso wslso slwso lswso wlsso lwsso swslo wsslo sswlo sswlo wsslo swslo slswo lsswo sslwo sslwo lsswo slswo wlsso lwsso wslso swlso lswso slwso owlss wolss olwss lowss wloss lwoss owsls wosls oswls sowls wsols swols olsws losws oslws solws lsows slows wlsos lwsos wslos swlos lswos slwos
Note: these 'words' (valid or invalid) are all the permutations of the word sowls. These words are obtained by scrambling the letters in sowls.