shivs hsivs sihvs ishvs hisvs ihsvs shvis hsvis svhis vshis hvsis vhsis sivhs isvhs svihs vsihs ivshs vishs hivss ihvss hviss vhiss ivhss vihss shisv hsisv sihsv ishsv hissv ihssv shsiv hssiv sshiv sshiv hssiv shsiv sishv isshv ssihv ssihv isshv sishv hissv ihssv hsisv shisv ishsv sihsv shvsi hsvsi svhsi vshsi hvssi vhssi shsvi hssvi sshvi sshvi hssvi shsvi svshi vsshi ssvhi ssvhi vsshi svshi hvssi vhssi hsvsi shvsi vshsi svhsi sivsh isvsh svish vsish ivssh vissh sisvh issvh ssivh ssivh issvh sisvh svsih vssih ssvih ssvih vssih svsih ivssh vissh isvsh sivsh vsish svish hivss ihvss hviss vhiss ivhss vihss hisvs ihsvs hsivs shivs ishvs sihvs hvsis vhsis hsvis shvis vshis svhis ivshs vishs isvhs sivhs vsihs svihs
Note: these 'words' (valid or invalid) are all the permutations of the word shivs. These words are obtained by scrambling the letters in shivs.