dramb rdamb darmb adrmb radmb ardmb drmab rdmab dmrab mdrab rmdab mrdab damrb admrb dmarb mdarb amdrb madrb ramdb armdb rmadb mradb amrdb mardb drabm rdabm darbm adrbm radbm ardbm drbam rdbam dbram bdram rbdam brdam dabrm adbrm dbarm bdarm abdrm badrm rabdm arbdm rbadm bradm abrdm bardm drmba rdmba dmrba mdrba rmdba mrdba drbma rdbma dbrma bdrma rbdma brdma dmbra mdbra dbmra bdmra mbdra bmdra rmbda mrbda rbmda brmda mbrda bmrda dambr admbr dmabr mdabr amdbr madbr dabmr adbmr dbamr bdamr abdmr badmr dmbar mdbar dbmar bdmar mbdar bmdar ambdr mabdr abmdr bamdr mbadr bmadr rambd armbd rmabd mrabd amrbd marbd rabmd arbmd rbamd bramd abrmd barmd rmbad mrbad rbmad brmad mbrad bmrad ambrd mabrd abmrd bamrd mbard bmard
Note: these 'words' (valid or invalid) are all the permutations of the word dramb. These words are obtained by scrambling the letters in dramb.