doers oders deors edors oedrs eodrs dores odres droes rdoes ordes rodes deros edros dreos rdeos erdos redos oerds eords oreds roeds erods reods doesr odesr deosr edosr oedsr eodsr doser odser dsoer sdoer osder soder desor edsor dseor sdeor esdor sedor oesdr eosdr osedr soedr esodr seodr dorse odrse drose rdose ordse rodse dosre odsre dsore sdore osdre sodre drsoe rdsoe dsroe sdroe rsdoe srdoe orsde rosde osrde sorde rsode srode derso edrso dreso rdeso erdso redso desro edsro dsero sdero esdro sedro drseo rdseo dsreo sdreo rsdeo srdeo ersdo resdo esrdo serdo rsedo sredo oersd eorsd oresd roesd erosd reosd oesrd eosrd oserd soerd esord seord orsed rosed osred sored rsoed sroed ersod resod esrod serod rseod sreod
Note: these 'words' (valid or invalid) are all the permutations of the word doers. These words are obtained by scrambling the letters in doers.