Perhaps you should try some spelling variations:
"multi peace research : july 2007" » "multi science research : july 2007", "multi page research : july 2007", "multi player research : july 2007", "multi device research : july 2007", "multi peace research : july 2008", "multi peace research : july 2013", "multi peace research : july 2012"
"multinationals _ research : july 2007" » "multinationals _ research : july 2008", "multinationals _ research : july 2013", "multinationals _ research : july 2012"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"multi peace research : july 2007\") OR (\"multinationals _ research : july 2007\"))~".
• Removing quotes may allow a broader search: (( multi peace research : july 2007 ) OR ( multinationals _ research : july 2007 ))~.
• Adding a wildcard symbol may retrieve word variants: (("multi peace research : july 2007") OR ("multinationals _ research : july 2007"))*.