Perhaps you should try some spelling variations:
"meet accident research : july 2009" » "meet action research : july 2009", "meet client research : july 2009", "meet accident research : july 2006", "meet accident research : july 2013", "meet accident research : july 2012"
"meet vaccine research : july 2009" » "meet action research : july 2009", "media vaccine research : july 2009", "new vaccine research : july 2009", "meet vaccine research : july 2006", "meet vaccine research : july 2013", "meet vaccine 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: "((\"meet accident research : july 2009\") OR (\"meet vaccine research : july 2009\"))~".
• Removing quotes may allow a broader search: (( meet accident research : july 2009 ) OR ( meet vaccine research : july 2009 ))~.
• Adding a wildcard symbol may retrieve word variants: (("meet accident research : july 2009") OR ("meet vaccine research : july 2009"))*.