gleds lgeds gelds eglds legds elgds gldes lgdes gdles dgles ldges dlges gedls egdls gdels dgels edgls degls ledgs eldgs ldegs dlegs edlgs delgs glesd lgesd gelsd eglsd legsd elgsd glsed lgsed gsled sgled lsged slged gesld egsld gseld sgeld esgld segld lesgd elsgd lsegd slegd eslgd selgd gldse lgdse gdlse dglse ldgse dlgse glsde lgsde gslde sglde lsgde slgde gdsle dgsle gsdle sgdle dsgle sdgle ldsge dlsge lsdge sldge dslge sdlge gedsl egdsl gdesl dgesl edgsl degsl gesdl egsdl gsedl sgedl esgdl segdl gdsel dgsel gsdel sgdel dsgel sdgel edsgl desgl esdgl sedgl dsegl sdegl ledsg eldsg ldesg dlesg edlsg delsg lesdg elsdg lsedg sledg esldg seldg ldseg dlseg lsdeg sldeg dsleg sdleg edslg deslg esdlg sedlg dselg sdelg
Note: these 'words' (valid or invalid) are all the permutations of the word gleds. These words are obtained by scrambling the letters in gleds.