You can specify individual users as well as groups when
defining a list of principals.
Add users and groups
Use
the Add Users and Groups dialog box to select principals to add
to a list. For information about searching for users or groups,
see Select a specific user or Select a specific group.
A. Search by group name or email B. Filter search results
by the specified string C. Display the search results and select
a group to add D. Add the selected group