brael rbael barel abrel rabel arbel breal rbeal beral ebral rebal erbal baerl aberl bearl ebarl aebrl eabrl raebl arebl reabl erabl aerbl earbl brale rbale barle abrle rable arble brlae rblae blrae lbrae rlbae lrbae balre ablre blare lbare albre labre ralbe arlbe rlabe lrabe alrbe larbe brela rbela berla ebrla rebla erbla brlea rblea blrea lbrea rlbea lrbea belra eblra blera lbera elbra lebra relba erlba rleba lreba elrba lerba baelr abelr bealr ebalr aeblr eablr baler abler blaer lbaer alber laber belar eblar blear lbear elbar lebar aelbr ealbr alebr laebr elabr leabr raelb arelb realb eralb aerlb earlb raleb arleb rlaeb lraeb alreb lareb relab erlab rleab lreab elrab lerab aelrb ealrb alerb laerb elarb learb
Note: these 'words' (valid or invalid) are all the permutations of the word brael. These words are obtained by scrambling the letters in brael.