luger ulger lguer gluer ugler guler luegr ulegr leugr elugr uelgr eulgr lgeur gleur legur elgur gelur eglur ugelr guelr ueglr euglr geulr egulr lugre ulgre lgure glure uglre gulre lurge ulrge lruge rluge urlge rulge lgrue glrue lrgue rlgue grlue rglue ugrle gurle urgle rugle grule rgule luerg ulerg leurg elurg uelrg eulrg lureg ulreg lrueg rlueg urleg ruleg lerug elrug lreug rleug erlug relug uerlg eurlg urelg ruelg erulg reulg lgeru gleru legru elgru gelru eglru lgreu glreu lrgeu rlgeu grleu rgleu lergu elrgu lregu rlegu erlgu relgu gerlu egrlu grelu rgelu erglu reglu ugerl guerl uegrl eugrl geurl egurl ugrel gurel urgel rugel gruel rguel uergl eurgl uregl ruegl erugl reugl gerul egrul greul rgeul ergul regul
Note: these 'words' (valid or invalid) are all the permutations of the word luger. These words are obtained by scrambling the letters in luger.