azreb zareb arzeb razeb zraeb rzaeb azerb zaerb aezrb eazrb zearb ezarb arezb raezb aerzb earzb reazb erazb zreab rzeab zerab ezrab rezab erzab azrbe zarbe arzbe razbe zrabe rzabe azbre zabre abzre bazre zbare bzare arbze rabze abrze barze rbaze braze zrbae rzbae zbrae bzrae rbzae brzae azebr zaebr aezbr eazbr zeabr ezabr azber zaber abzer bazer zbaer bzaer aebzr eabzr abezr baezr ebazr beazr zebar ezbar zbear bzear ebzar bezar arebz raebz aerbz earbz reabz erabz arbez rabez abrez barez rbaez braez aebrz eabrz aberz baerz ebarz bearz rebaz erbaz rbeaz breaz ebraz beraz zreba rzeba zerba ezrba rezba erzba zrbea rzbea zbrea bzrea rbzea brzea zebra ezbra zbera bzera ebzra bezra rebza erbza rbeza breza ebrza berza
Note: these 'words' (valid or invalid) are all the permutations of the word azreb. These words are obtained by scrambling the letters in azreb.