lurgi ulrgi lrugi rlugi urlgi rulgi lugri ulgri lguri gluri uglri gulri lrgui rlgui lgrui glrui rglui grlui urgli rugli ugrli gurli rguli gruli lurig ulrig lruig rluig urlig rulig luirg ulirg liurg ilurg uilrg iulrg lriug rliug lirug ilrug rilug irlug urilg ruilg uirlg iurlg riulg irulg lugir ulgir lguir gluir uglir gulir luigr uligr liugr ilugr uilgr iulgr lgiur gliur ligur ilgur gilur iglur ugilr guilr uiglr iuglr giulr igulr lrgiu rlgiu lgriu glriu rgliu grliu lrigu rligu lirgu ilrgu rilgu irlgu lgiru gliru ligru ilgru gilru iglru rgilu grilu riglu irglu girlu igrlu urgil rugil ugril guril rguil gruil urigl ruigl uirgl iurgl riugl irugl ugirl guirl uigrl iugrl giurl igurl rgiul griul rigul irgul girul igrul
Note: these 'words' (valid or invalid) are all the permutations of the word lurgi. These words are obtained by scrambling the letters in lurgi.