Perhaps you should try some spelling variations:
"making options research : july 2009" » "making actions research : july 2009", "making optics research : july 2009", "making operations research : july 2009", "naming options research : july 2009", "making positions research : july 2009", "trading options research : july 2009", "making options research : july 2008", "making options research : july 2007", "making options research : july 2019"
"mali options research : july 2011" » "mali actions research : july 2011", "mali optics research : july 2011", "mali operations research : july 2011", "scale options research : july 2011", "i options research : july 2011", "iii options research : july 2011", "mali options research : july 2013", "mali options research : july 2012", "mali options research : july 2015"

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 options research : july 2009") OR ("mali options research : july 2011"))~.
• Removing quotes may allow a broader search: (( making options research : july 2009 ) or ( mali options research : july 2011 ))~.
• Adding a wildcard symbol may retrieve word variants: (("making options research : july 2009") or ("mali options research : july 2011"))*.