Perhaps you should try some spelling variations:
"meet action research : july 2006" » "meet national research : july 2006", "meets action research : july 2006", "meet section research : july 2006", "reset action research : july 2006", "meet action research : july 2008", "meet action research : july 2007", "meet action research : july 2009"
"math science research : july 2006" » "earth science research : july 2006", "data science research : july 2006", "earth sciences research : july 2006", "math science research : july 2008", "math science research : july 2007", "math science research : july 2009"

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

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• Removing quotes may allow a broader search: (( math science research : july 2006 ) OR ( meet action research : july 2006 ))~.
• Adding a wildcard symbol may retrieve word variants: (("math science research : july 2006") OR ("meet action research : july 2006"))*.