Perhaps you should try some spelling variations:
"multi oriented research : july 2013" » "multi related research : july 2013", "multi extended research : july 2013", "results oriented research : july 2013", "quality oriented research : july 2013"
"early climate research : july 2009" » "daily climate research : july 2009", "energy climate research : july 2009", "family climate research : july 2009", "early climate research : july 2008", "early climate research : july 2007", "early climate research : july 2019"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("multi oriented research : july 2013") or ("early climate research : july 2009"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("multi oriented research : july 2013") OR ("early climate research : july 2009")).
• Removing quotes may allow a broader search: (( multi oriented research : july 2013 ) or ( early climate research : july 2009 )).
• Adding a wildcard symbol may retrieve word variants: (("multi oriented research : july 2013") or ("early climate research : july 2009"))*.