gross rgoss gorss ogrss rogss orgss grsos rgsos gsros sgros rsgos srgos gosrs ogsrs gsors sgors osgrs sogrs rosgs orsgs rsogs srogs osrgs sorgs gross rgoss gorss ogrss rogss orgss grsos rgsos gsros sgros rsgos srgos gosrs ogsrs gsors sgors osgrs sogrs rosgs orsgs rsogs srogs osrgs sorgs grsso rgsso gsrso sgrso rsgso srgso grsso rgsso gsrso sgrso rsgso srgso gssro sgsro gssro sgsro ssgro ssgro rssgo srsgo rssgo srsgo ssrgo ssrgo gossr ogssr gsosr sgosr osgsr sogsr gossr ogssr gsosr sgosr osgsr sogsr gssor sgsor gssor sgsor ssgor ssgor ossgr sosgr ossgr sosgr ssogr ssogr rossg orssg rsosg srosg osrsg sorsg rossg orssg rsosg srosg osrsg sorsg rssog srsog rssog srsog ssrog ssrog ossrg sosrg ossrg sosrg ssorg ssorg
Note: these 'words' (valid or invalid) are all the permutations of the word gross. These words are obtained by scrambling the letters in gross.