dawts adwts dwats wdats awdts wadts datws adtws dtaws tdaws atdws tadws dwtas wdtas dtwas tdwas wtdas twdas awtds watds atwds tawds wtads twads dawst adwst dwast wdast awdst wadst daswt adswt dsawt sdawt asdwt sadwt dwsat wdsat dswat sdwat wsdat swdat awsdt wasdt aswdt sawdt wsadt swadt datsw adtsw dtasw tdasw atdsw tadsw dastw adstw dsatw sdatw asdtw sadtw dtsaw tdsaw dstaw sdtaw tsdaw stdaw atsdw tasdw astdw satdw tsadw stadw dwtsa wdtsa dtwsa tdwsa wtdsa twdsa dwsta wdsta dswta sdwta wsdta swdta dtswa tdswa dstwa sdtwa tsdwa stdwa wtsda twsda wstda swtda tswda stwda awtsd watsd atwsd tawsd wtasd twasd awstd wastd aswtd sawtd wsatd swatd atswd taswd astwd satwd tsawd stawd wtsad twsad wstad swtad tswad stwad
Note: these 'words' (valid or invalid) are all the permutations of the word dawts. These words are obtained by scrambling the letters in dawts.