flava lfava falva aflva lafva alfva flvaa lfvaa fvlaa vflaa lvfaa vlfaa favla afvla fvala vfala avfla vafla lavfa alvfa lvafa vlafa avlfa valfa flaav lfaav falav aflav lafav alfav flaav lfaav falav aflav lafav alfav faalv afalv faalv afalv aaflv aaflv laafv alafv laafv alafv aalfv aalfv flvaa lfvaa fvlaa vflaa lvfaa vlfaa flava lfava falva aflva lafva alfva fvala vfala favla afvla vafla avfla lvafa vlafa lavfa alvfa valfa avlfa faval afval fvaal vfaal avfal vafal faavl afavl faavl afavl aafvl aafvl fvaal vfaal faval afval vafal avfal avafl vaafl aavfl aavfl vaafl avafl lavaf alvaf lvaaf vlaaf avlaf valaf laavf alavf laavf alavf aalvf aalvf lvaaf vlaaf lavaf alvaf valaf avlaf avalf vaalf aavlf aavlf vaalf avalf
Note: these 'words' (valid or invalid) are all the permutations of the word flava. These words are obtained by scrambling the letters in flava.