ghurt hgurt guhrt ughrt hugrt uhgrt ghrut hgrut grhut rghut hrgut rhgut gurht ugrht gruht rguht urght rught hurgt uhrgt hrugt rhugt urhgt ruhgt ghutr hgutr guhtr ughtr hugtr uhgtr ghtur hgtur gthur tghur htgur thgur guthr ugthr gtuhr tguhr utghr tughr hutgr uhtgr htugr thugr uthgr tuhgr ghrtu hgrtu grhtu rghtu hrgtu rhgtu ghtru hgtru gthru tghru htgru thgru grthu rgthu gtrhu tgrhu rtghu trghu hrtgu rhtgu htrgu thrgu rthgu trhgu gurth ugrth gruth rguth urgth rugth gutrh ugtrh gturh tgurh utgrh tugrh grtuh rgtuh gtruh tgruh rtguh trguh urtgh rutgh utrgh turgh rtugh trugh hurtg uhrtg hrutg rhutg urhtg ruhtg hutrg uhtrg hturg thurg uthrg tuhrg hrtug rhtug htrug thrug rthug trhug urthg ruthg utrhg turhg rtuhg truhg
Note: these 'words' (valid or invalid) are all the permutations of the word ghurt. These words are obtained by scrambling the letters in ghurt.