sesey essey sseey sseey essey sesey seesy esesy seesy esesy eessy eessy sseey sseey sesey essey sesey essey esesy seesy eessy eessy seesy esesy sesye essye sseye sseye essye sesye seyse esyse syese ysese eysse yesse ssyee ssyee sysee yssee sysee yssee esyse seyse eysse yesse syese ysese seeys eseys seeys eseys eesys eesys seyes esyes syees ysees eyses yeses seyes esyes syees ysees eyses yeses eeyss eeyss eyess yeess eyess yeess sseye sseye sesye essye sesye essye ssyee ssyee sysee yssee sysee yssee seyse esyse syese ysese eysse yesse seyse esyse syese ysese eysse yesse eseys seeys eesys eesys seeys eseys esyes seyes eyses yeses syees ysees eeyss eeyss eyess yeess eyess yeess seyes esyes syees ysees eyses yeses
Note: these 'words' (valid or invalid) are all the permutations of the word sesey. These words are obtained by scrambling the letters in sesey.