Menu: Edit -> Add Module Filter…
Drag and drop: see below
Adds one ore more filters to the selected filter or subfilter. The Module Selection Dialog will be opened. Select the Module(s) you want to add and press OK.
As the new Module filters are added side by side under the selected filter or subfilter they work as a logical OR expression.
Using drag and drop:
You also can drag a Module from the Module filters folder of the filterset pane and drop it over a filter or subfilter to add it there (as subfilter).
See also: Building Filters