barre abrre brare rbare arbre rabre barre abrre brare rbare arbre rabre brrae rbrae brrae rbrae rrbae rrbae arrbe rarbe arrbe rarbe rrabe rrabe barer abrer braer rbaer arber raber baerr aberr bearr ebarr aebrr eabrr brear rbear berar ebrar rebar erbar arebr raebr aerbr earbr reabr erabr barer abrer braer rbaer arber raber baerr aberr bearr ebarr aebrr eabrr brear rbear berar ebrar rebar erbar arebr raebr aerbr earbr reabr erabr brrea rbrea brrea rbrea rrbea rrbea brera rbera berra ebrra rebra erbra brera rbera berra ebrra rebra erbra rreba rreba rerba errba rerba errba arreb rareb arreb rareb rraeb rraeb arerb raerb aerrb earrb rearb erarb arerb raerb aerrb earrb rearb erarb rreab rreab rerab errab rerab errab
Note: these 'words' (valid or invalid) are all the permutations of the word barre. These words are obtained by scrambling the letters in barre.