downa odwna dwona wdona owdna wodna donwa odnwa dnowa ndowa ondwa nodwa dwnoa wdnoa dnwoa ndwoa wndoa nwdoa ownda wonda onwda nowda wnoda nwoda dowan odwan dwoan wdoan owdan wodan doawn odawn daown adown oadwn aodwn dwaon wdaon dawon adwon wadon awdon owadn woadn oawdn aowdn waodn awodn donaw odnaw dnoaw ndoaw ondaw nodaw doanw odanw daonw adonw oadnw aodnw dnaow ndaow danow adnow nadow andow onadw noadw oandw aondw naodw anodw dwnao wdnao dnwao ndwao wndao nwdao dwano wdano dawno adwno wadno awdno dnawo ndawo danwo adnwo nadwo andwo wnado nwado wando awndo nawdo anwdo ownad wonad onwad nowad wnoad nwoad owand woand oawnd aownd waond awond onawd noawd oanwd aonwd naowd anowd wnaod nwaod wanod awnod nawod anwod
Note: these 'words' (valid or invalid) are all the permutations of the word downa. These words are obtained by scrambling the letters in downa.