To search for a special character in an eMail address:
In the navigation menu choose one of:
Applicants.
Clients.
Contacts.
Persons.
Make sure the filter option is set to All.
Click the Table
option.Click the Configure Columns gear ⚙
Add the Primary Email as one of the selected fields.
Click the Filter icon for the eMail column.
Choose Contains.
Type ";" in the next field (without the quotes).
Click Go.
A list of matching records will be displayed.