You may have created a smart group only to find that you need to tweak the search strategy for the group.
To edit a smart group:
Highlight the smart group name in the Groups panel.
From the Groups menu, select Edit Group to display the smart group search dialog. The current search strategy is displayed.
Modify the search strategy as needed, and click Save.
If you need more information about how to use the Search dialog, see Searching for References.
The smart group updates based on the new search strategy.