ldsso dlsso lsdso sldso dslso sdlso ldsso dlsso lsdso sldso dslso sdlso lssdo slsdo lssdo slsdo ssldo ssldo dsslo sdslo dsslo sdslo ssdlo ssdlo ldsos dlsos lsdos sldos dslos sdlos ldoss dloss lodss oldss dolss odlss lsods slods losds olsds solds oslds dsols sdols dosls odsls sodls osdls ldsos dlsos lsdos sldos dslos sdlos ldoss dloss lodss oldss dolss odlss lsods slods losds olsds solds oslds dsols sdols dosls odsls sodls osdls lssod slsod lssod slsod sslod sslod lsosd slosd lossd olssd solsd oslsd lsosd slosd lossd olssd solsd oslsd ssold ssold sosld ossld sosld ossld dssol sdsol dssol sdsol ssdol ssdol dsosl sdosl dossl odssl sodsl osdsl dsosl sdosl dossl odssl sodsl osdsl ssodl ssodl sosdl ossdl sosdl ossdl
Note: these 'words' (valid or invalid) are all the permutations of the word ldsso. These words are obtained by scrambling the letters in ldsso.