Perhaps you should try some spelling variations:
"meet vaccine research : july 2011" » "meet medicine research : july 2011", "media vaccine research : july 2011", "ant vaccine research : july 2011", "mr vaccine research : july 2011", "meet vaccine research : july 2013", "meet vaccine research : july 2012", "meet vaccine research : july 2015"
"multi client research : july 2009" » "multi accident research : july 2009", "multi climate research : july 2009", "multi current research : july 2009", "multi agent research : july 2009", "multi plant research : july 2009", "multi client research : july 2008", "multi client research : july 2007", "multi client 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 client research : july 2009") or ("meet vaccine research : july 2011"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("multi client research : july 2009") OR ("meet vaccine research : july 2011")).
• Removing quotes may allow a broader search: (( multi client research : july 2009 ) or ( meet vaccine research : july 2011 )).
• Adding a wildcard symbol may retrieve word variants: (("multi client research : july 2009") or ("meet vaccine research : july 2011"))*.