Add the Folder Path field to the report.
1. Right-click the blue column in the report
2. Click Insert Field
3. Click Folder Path
4. Click Ok.
5. You can now see the Folder Path which will tell you where the folders in question is located in the users mailbox.
You can also use a tool called MFCMAPI to verify the folders that have the same name by logging into the mailbox in question.