Perhaps you should try some spelling variations:
"_ multinationals research : july 2009" » "_ binational research : july 2009", "_ multinationals report : july 2009", "_ multinationals research : july 2008", "_ multinationals research : july 2007", "_ multinationals research : july 2019"
"anti vaccine research : july 2009" » "anti medicine research : july 2009", "ant vaccine research : july 2009", "active vaccine research : july 2009", "aids vaccine research : july 2009", "anti vaccine research : july 2008", "anti vaccine research : july 2007", "anti vaccine research : july 2019"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("_ multinationals research : july 2009") or ("anti vaccine research : july 2009"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("_ multinationals research : july 2009") OR ("anti vaccine research : july 2009"))*.
• Removing quotes may allow a broader search: (( _ multinationals research : july 2009 ) or ( anti vaccine research : july 2009 ))*.