Perhaps you should try some spelling variations:
"multi care research : july 2011" » "multi change research : july 2011", "multi course research : july 2011", "multi peace research : july 2011", "multi core research : july 2011", "multi curve research : july 2011", "multi area research : july 2011", "multi care research : july 2013", "multi care research : july 2012", "multi care research : july 2015"
"mali climate research : july 2009" » "bali climate research : july 2009", "daily climate research : july 2009", "early climate research : july 2009", "mali climate research : july 2008", "mali climate research : july 2007", "mali climate research : july 2019"

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 care research : july 2011\") OR (\"mali climate research : july 2009\"))~".
• Removing quotes may allow a broader search: (( multi care research : july 2011 ) OR ( mali climate research : july 2009 ))~.
• Adding a wildcard symbol may retrieve word variants: (("multi care research : july 2011") OR ("mali climate research : july 2009"))*.