uossm oussm usosm suosm osusm sousm uossm oussm usosm suosm osusm sousm ussom susom ussom susom ssuom ssuom ossum sosum ossum sosum ssoum ssoum uosms ousms usoms suoms osums soums uomss oumss umoss muoss omuss mouss usmos sumos umsos musos smuos msuos osmus somus omsus mosus smous msous uosms ousms usoms suoms osums soums uomss oumss umoss muoss omuss mouss usmos sumos umsos musos smuos msuos osmus somus omsus mosus smous msous ussmo susmo ussmo susmo ssumo ssumo usmso sumso umsso musso smuso msuso usmso sumso umsso musso smuso msuso ssmuo ssmuo smsuo mssuo smsuo mssuo ossmu sosmu ossmu sosmu ssomu ssomu osmsu somsu omssu mossu smosu msosu osmsu somsu omssu mossu smosu msosu ssmou ssmou smsou mssou smsou mssou
Note: these 'words' (valid or invalid) are all the permutations of the word uossm. These words are obtained by scrambling the letters in uossm.