exing xeing eixng iexng xieng ixeng exnig xenig enxig nexig xneig nxeig einxg ienxg enixg neixg inexg niexg xineg ixneg xnieg nxieg inxeg nixeg exign xeign eixgn iexgn xiegn ixegn exgin xegin egxin gexin xgein gxein eigxn iegxn egixn geixn igexn giexn xigen ixgen xgien gxien igxen gixen exngi xengi enxgi nexgi xnegi nxegi exgni xegni egxni gexni xgeni gxeni engxi negxi egnxi genxi ngexi gnexi xngei nxgei xgnei gxnei ngxei gnxei eingx iengx enigx neigx inegx niegx eignx iegnx eginx geinx igenx gienx engix negix egnix genix ngeix gneix ingex nigex ignex ginex ngiex gniex xinge ixnge xnige nxige inxge nixge xigne ixgne xgine gxine igxne gixne xngie nxgie xgnie gxnie ngxie gnxie ingxe nigxe ignxe ginxe ngixe gnixe
Note: these 'words' (valid or invalid) are all the permutations of the word exing. These words are obtained by scrambling the letters in exing.