shads hsads sahds ashds hasds ahsds shdas hsdas sdhas dshas hdsas dhsas sadhs asdhs sdahs dsahs adshs dashs hadss ahdss hdass dhass adhss dahss shasd hsasd sahsd ashsd hassd ahssd shsad hssad sshad sshad hssad shsad sashd asshd ssahd ssahd asshd sashd hassd ahssd hsasd shasd ashsd sahsd shdsa hsdsa sdhsa dshsa hdssa dhssa shsda hssda sshda sshda hssda shsda sdsha dssha ssdha ssdha dssha sdsha hdssa dhssa hsdsa shdsa dshsa sdhsa sadsh asdsh sdash dsash adssh dassh sasdh assdh ssadh ssadh assdh sasdh sdsah dssah ssdah ssdah dssah sdsah adssh dassh asdsh sadsh dsash sdash hadss ahdss hdass dhass adhss dahss hasds ahsds hsads shads ashds sahds hdsas dhsas hsdas shdas dshas sdhas adshs dashs asdhs sadhs dsahs sdahs
Note: these 'words' (valid or invalid) are all the permutations of the word shads. These words are obtained by scrambling the letters in shads.