vgll gvll vlgl lvgl glvl lgvl vgll gvll vlgl lvgl glvl lgvl vllg lvlg vllg lvlg llvg llvg gllv lglv gllv lglv llgv llgv
Note: these 'words' (valid or invalid) are all the permutations of the word vgll. These words are obtained by scrambling the letters in vgll.