If you are getting a message "too many public folders dialogs open" or something similar the Outlook may be storing your searches.
I'm putting this topic in so that others don't waste the time I did trying to find the solution among all the junk Google Ad Sites. The answer was on this site all along but not easily found...thanks to Google.
This is the page: http://www.publicshareware.com/tbl_sele ... .php?id=26
This is the link to the solution. DO NOT delete entries that don't end in numbers! http://www.publicshareware.de/download/ ... olders.zip
