Perhaps you should try some spelling variations:
"multi accident research : june 2011" » "multi current research : june 2011", "multi recent research : june 2011", "multi vaccine research : june 2011", "multi client research : june 2011", "multi accident research : june 2013", "multi accident research : june 2014", "multi accident research : june 2010"
"mali action research : july 2009" » "mali national research : july 2009", "mali options research : july 2009", "mali action research : july 2008", "mali action research : july 2007", "mali action 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: (("multi accident research : june 2011") OR ("mali action research : july 2009"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"multi accident research : june 2011\") OR (\"mali action research : july 2009\"))".
• Removing quotes may allow a broader search: (( multi accident research : june 2011 ) OR ( mali action research : july 2009 )).
• Adding a wildcard symbol may retrieve word variants: (("multi accident research : june 2011") OR ("mali action research : july 2009"))*.