Rather that typing a long sentence, enter something like 'document separator'. This will return all the articles with the words 'document' or the word 'separator' in the title or keyword list.
To view the Umango Convert or Extract Event Logs do the following: (Please note that these instruction may differ slightly depending on what version of the Windows OS that Umango is installed on.) From the Windows Start menu, right click on "Computer" and select "Manage" [open]