lerva elrva lreva rleva erlva relva levra elvra lvera vlera evlra velra lrvea rlvea lvrea vlrea rvlea vrlea ervla revla evrla verla rvela vrela lerav elrav lreav rleav erlav relav learv elarv laerv alerv ealrv aelrv lraev rlaev larev alrev ralev arlev eralv realv earlv aerlv raelv arelv levar elvar lvear vlear evlar velar leavr elavr laevr alevr ealvr aelvr lvaer vlaer laver alver valer avler evalr vealr eavlr aevlr vaelr avelr lrvae rlvae lvrae vlrae rvlae vrlae lrave rlave larve alrve ralve arlve lvare vlare lavre alvre valre avlre rvale vrale ravle arvle varle avrle erval reval evral veral rveal vreal eravl reavl earvl aervl raevl arevl evarl vearl eavrl aevrl vaerl averl rvael vrael ravel arvel varel avrel
Note: these 'words' (valid or invalid) are all the permutations of the word lerva. These words are obtained by scrambling the letters in lerva.