swads wsads sawds aswds wasds awsds swdas wsdas sdwas dswas wdsas dwsas sadws asdws sdaws dsaws adsws dasws wadss awdss wdass dwass adwss dawss swasd wsasd sawsd aswsd wassd awssd swsad wssad sswad sswad wssad swsad saswd asswd ssawd ssawd asswd saswd wassd awssd wsasd swasd aswsd sawsd swdsa wsdsa sdwsa dswsa wdssa dwssa swsda wssda sswda sswda wssda swsda sdswa dsswa ssdwa ssdwa dsswa sdswa wdssa dwssa wsdsa swdsa dswsa sdwsa sadsw asdsw sdasw dsasw adssw dassw sasdw assdw ssadw ssadw assdw sasdw sdsaw dssaw ssdaw ssdaw dssaw sdsaw adssw dassw asdsw sadsw dsasw sdasw wadss awdss wdass dwass adwss dawss wasds awsds wsads swads aswds sawds wdsas dwsas wsdas swdas dswas sdwas adsws dasws asdws sadws dsaws sdaws
Note: these 'words' (valid or invalid) are all the permutations of the word swads. These words are obtained by scrambling the letters in swads.