Perhaps you should try some spelling variations:
"making positions research : july 2009" » "making operations research : july 2009", "making opinion research : july 2009", "making visiting research : july 2009", "teaching positions research : july 2009", "making decisions research : july 2009", "making positions research : july 2013", "making positions research : july 2012", "making positions research : july 2011"
"mali options research : july 2006" » "mali operations research : july 2006", "mali action research : july 2006", "mali opinion research : july 2006", "call options research : july 2006", "making options research : july 2006", "scale options research : july 2006", "mali options research : july 2013", "mali options research : july 2012", "mali options research : july 2011"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("making positions research : july 2009") OR ("mali options research : july 2006"))~.
• Removing quotes may allow a broader search: (( making positions research : july 2009 ) or ( mali options research : july 2006 ))~.
• Adding a wildcard symbol may retrieve word variants: (("making positions research : july 2009") or ("mali options research : july 2006"))*.