Perhaps you should try some spelling variations:
"multi oriented research : july 2007" » "multi related research : july 2007", "multi extended research : july 2007", "results oriented research : july 2007", "quality oriented research : july 2007", "multi oriented research : july 2008", "multi oriented research : july 2013", "multi oriented research : july 2020"
"multi option research : july 2012" » "multi opinion research : july 2012", "multi action research : july 2012", "multi optics research : july 2012", "multi location research : july 2012", "multi population research : july 2012", "multi ratios research : july 2012", "multi option research : july 2013"

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