oh, just as I said in a earlier post, that punctuation just by itself seems to solve the problem of searching for
zeus@mycompany.com
when the data is,
zeus@mycompany.com;achilles@mycompany.com;atlas@mycompany.com
zeus@mycompany.com
when the data is,
zeus@mycompany.com;achilles@mycompany.com;atlas@mycompany.com