odopi doopi oodpi oodpi doopi odopi odpoi dopoi opdoi podoi dpooi pdooi oopdi oopdi opodi poodi opodi poodi dopoi odpoi dpooi pdooi opdoi podoi odoip dooip oodip oodip dooip odoip odiop doiop oidop iodop dioop idoop ooidp ooidp oiodp ioodp oiodp ioodp doiop odiop dioop idoop oidop iodop odpio dopio opdio podio dpoio pdoio odipo doipo oidpo iodpo diopo idopo opido poido oipdo iopdo piodo ipodo dpioo pdioo dipoo idpoo pidoo ipdoo oopid oopid opoid pooid opoid pooid ooipd ooipd oiopd ioopd oiopd ioopd opiod poiod oipod iopod piood ipood opiod poiod oipod iopod piood ipood dopio odpio dpoio pdoio opdio podio doipo odipo diopo idopo oidpo iodpo dpioo pdioo dipoo idpoo pidoo ipdoo opido poido oipdo iopdo piodo ipodo
Note: these 'words' (valid or invalid) are all the permutations of the word odopi. These words are obtained by scrambling the letters in odopi.