latex altex ltaex tlaex atlex talex laetx aletx leatx elatx aeltx ealtx lteax tleax letax eltax telax etlax atelx taelx aetlx eatlx tealx etalx latxe altxe ltaxe tlaxe atlxe talxe laxte alxte lxate xlate axlte xalte ltxae tlxae lxtae xltae txlae xtlae atxle taxle axtle xatle txale xtale laext alext leaxt elaxt aelxt ealxt laxet alxet lxaet xlaet axlet xalet lexat elxat lxeat xleat exlat xelat aexlt eaxlt axelt xaelt exalt xealt ltexa tlexa letxa eltxa telxa etlxa ltxea tlxea lxtea xltea txlea xtlea lexta elxta lxeta xleta exlta xelta texla etxla txela xtela extla xetla atexl taexl aetxl eatxl teaxl etaxl atxel taxel axtel xatel txael xtael aextl eaxtl axetl xaetl exatl xeatl texal etxal txeal xteal extal xetal
Note: these 'words' (valid or invalid) are all the permutations of the word latex. These words are obtained by scrambling the letters in latex.