Tools - Selection Conditions - Add Selected Cases

Ribbon bar. Select the Tools tab. Click Selection Conditions and from the menu, select Add Selected Cases...

Classic menus. From the Tools - Selection Conditions submenu, select Add Selected Cases (or click the toolbar button located on the Tools toolbar)...

...to add the selected cases in the spreadsheet to the existing case selection conditions. The selected cases are added to the Include cases group in the Spreadsheet Case Selection Conditions dialog box. All other selection conditions remain the same. To view the updated case selection conditions, select Tools - Selection Conditions - Edit.