Perhaps you should try some spelling variations:
"_ multisector research : july 2009" » "_ sector research : july 2009", "_ director research : july 2009", "_ multilevel research : july 2009", "_ multisector research : july 2008", "_ multisector research : july 2007", "_ multisector research : july 2019"
"multi factor research : july 2012" » "multi factors research : july 2012", "multi sector research : july 2012", "multi actors research : july 2012", "multi actor research : july 2012", "_ multifactor research : july 2012", "multi factor research : july 2013"

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: (("_ multisector research : july 2009") OR ("multi factor research : july 2012"))~.
• Removing quotes may allow a broader search: (( _ multisector research : july 2009 ) or ( multi factor research : july 2012 ))~.
• Adding a wildcard symbol may retrieve word variants: (("_ multisector research : july 2009") or ("multi factor research : july 2012"))*.