Perhaps you should try some spelling variations:
"mali options research : july 2009" » "mali actions research : july 2009", "mali optics research : july 2009", "mali operations research : july 2009", "scale options research : july 2009", "i options research : july 2009", "iii options research : july 2009", "mali options research : july 2008", "mali options research : july 2007", "mali options research : july 2019"
"multi vaccine research : july 2011" » "multi medicine research : july 2011", "anti vaccine research : july 2011", "multiple vaccines research : july 2011", "multi vaccine research : july 2013", "multi vaccine research : july 2012", "multi vaccine research : july 2015"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("multi vaccine research : july 2011") OR ("mali options research : july 2009"))~.
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• Removing quotes may allow a broader search: (( multi vaccine research : july 2011 ) OR ( mali options research : july 2009 )).
• Adding a wildcard symbol may retrieve word variants: (("multi vaccine research : july 2011") OR ("mali options research : july 2009"))*.