Perhaps you should try some spelling variations:
"_ multifaceted research : july 2012" » "_ multifaceted resource : july 2012", "_ multilevel research : july 2012", "a multifaceted research : july 2012", "_ multifactor research : july 2012", "multi faceted research : july 2012", "_ multifaceted research : july 2013"
"multi plant research : july 2007" » "multi plants research : july 2007", "multi past research : july 2007", "multi plankton research : july 2007", "multi plant research : july 2008", "multi plant research : july 2013", "multi plant research : july 2020"

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: (("multi plant research : july 2007") OR ("_ multifaceted research : july 2012"))~.
• Removing quotes may allow a broader search: (( multi plant research : july 2007 ) or ( _ multifaceted research : july 2012 ))~.
• Adding a wildcard symbol may retrieve word variants: (("multi plant research : july 2007") or ("_ multifaceted research : july 2012"))*.