Perhaps you should try some spelling variations:
"banking operations research : july 2012" » "handling operations research : july 2012", "lending operations research : july 2012", "bank operations research : july 2012", "banking operations research : july 2013"
"mali opinion research : july 2006" » "mali action research : july 2006", "facie opinion research : july 2006", "mali options research : july 2006", "mali opinion research : july 2008", "mali opinion research : july 2007", "mali opinion research : july 2009"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("banking operations research : july 2012") or ("mali opinion research : july 2006"))~.
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