urman ruman umran muran rmuan mruan uramn ruamn uarmn aurmn raumn arumn umarn muarn uamrn aumrn maurn amurn rmaun mraun ramun armun marun amrun urmna rumna umrna murna rmuna mruna urnma runma unrma nurma rnuma nruma umnra munra unmra numra mnura nmura rmnua mrnua rnmua nrmua mnrua nmrua uranm ruanm uarnm aurnm raunm arunm urnam runam unram nuram rnuam nruam uanrm aunrm unarm nuarm anurm naurm ranum arnum rnaum nraum anrum narum umanr muanr uamnr aumnr maunr amunr umnar munar unmar numar mnuar nmuar uanmr aunmr unamr nuamr anumr naumr manur amnur mnaur nmaur anmur namur rmanu mranu ramnu armnu marnu amrnu rmnau mrnau rnmau nrmau mnrau nmrau ranmu arnmu rnamu nramu anrmu narmu manru amnru mnaru nmaru anmru namru
Note: these 'words' (valid or invalid) are all the permutations of the word urman. These words are obtained by scrambling the letters in urman.