mauds amuds muads umads aumds uamds madus amdus mdaus dmaus admus damus mudas umdas mduas dmuas udmas dumas audms uadms adums daums udams duams mausd amusd muasd umasd aumsd uamsd masud amsud msaud smaud asmud samud musad umsad msuad smuad usmad sumad ausmd uasmd asumd saumd usamd suamd madsu amdsu mdasu dmasu admsu damsu masdu amsdu msadu smadu asmdu samdu mdsau dmsau msdau smdau dsmau sdmau adsmu dasmu asdmu sadmu dsamu sdamu mudsa umdsa mdusa dmusa udmsa dumsa musda umsda msuda smuda usmda sumda mdsua dmsua msdua smdua dsmua sdmua udsma dusma usdma sudma dsuma sduma audsm uadsm adusm dausm udasm duasm ausdm uasdm asudm saudm usadm suadm adsum dasum asdum sadum dsaum sdaum udsam dusam usdam sudam dsuam sduam
Note: these 'words' (valid or invalid) are all the permutations of the word mauds. These words are obtained by scrambling the letters in mauds.