You should be able to run the report that will give you what you want by using the below selection criteria:

1) From the Selection Tab, use filters as shown with “all accounts” and choosing the period you would like to view (i.e. Period 5 for May). 

2) Click on the Filter Tab, then on the Account filter, click on the “lookup” (arrow) to select the accounts you would like to include.

3)　 From the GL Account Lookup, you can pick the accounts you would like to select to view on the report by using the CTRL + Left Mouse Click” to select the GL accounts to be displayed then close out of the window.

4) After you have closed out the window the Account field should show the word Multiple for the multiple accounts selected.

5) You can then send the report to the printer or the screen to view the activity for all accounts selected.