Perhaps you should try some spelling variations:
"i options research : july 2009" » "i actions research : july 2009", "i optics research : july 2009", "i operations research : july 2009", "4 options research : july 2009", "2 options research : july 2009", "iii options research : july 2009", "i options research : july 2008", "i options research : july 2007", "i options research : july 2019"
"mali options research : july 2006" » "mali actions research : july 2006", "mali optics research : july 2006", "mali operations research : july 2006", "scale options research : july 2006", "iii options research : july 2006", "maldives options research : july 2006", "mal4 options research : july 2006", "mal2 options research : july 2006", "maliii options research : july 2006", "mali options research : july 2008", "mali options research : july 2007", "mali options research : july 2013"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("i options research : july 2009") or ("mali options research : july 2006"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("i options research : july 2009") OR ("mali options research : july 2006")).
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• Adding a wildcard symbol may retrieve word variants: (("i options research : july 2009") or ("mali options research : july 2006"))*.