yasdl aysdl ysadl syadl asydl saydl yadsl aydsl ydasl dyasl adysl daysl ysdal sydal ydsal dysal sdyal dsyal asdyl sadyl adsyl dasyl sdayl dsayl yasld aysld ysald syald asyld sayld yalsd aylsd ylasd lyasd alysd laysd yslad sylad ylsad lysad slyad lsyad aslyd salyd alsyd lasyd slayd lsayd yadls aydls ydals dyals adyls dayls yalds aylds ylads lyads alyds layds ydlas dylas yldas lydas dlyas ldyas adlys dalys aldys ladys dlays ldays ysdla sydla ydsla dysla sdyla dsyla yslda sylda ylsda lysda slyda lsyda ydlsa dylsa yldsa lydsa dlysa ldysa sdlya dslya sldya lsdya dlsya ldsya asdly sadly adsly dasly sdaly dsaly asldy saldy alsdy lasdy slady lsady adlsy dalsy aldsy ladsy dlasy ldasy sdlay dslay slday lsday dlsay ldsay
Note: these 'words' (valid or invalid) are all the permutations of the word yasdl. These words are obtained by scrambling the letters in yasdl.