Perhaps you should try some spelling variations:
"threat climate research : july 2007" » "heat climate research : july 2007", "direct climate research : july 2007", "forest climate research : july 2007", "threat climate research : july 2008", "threat climate research : july 2013", "threat climate research : july 2012"
"have climate research : july 2007" » "wave climate research : july 2007", "change climate research : july 2007", "scale climate research : july 2007", "have climate research : july 2008", "have climate research : july 2013", "have climate research : july 2012"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("threat climate research : july 2007") OR ("have climate research : july 2007"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"threat climate research : july 2007\") OR (\"have climate research : july 2007\"))".
• Removing quotes may allow a broader search: (( threat climate research : july 2007 ) OR ( have climate research : july 2007 )).
• Adding a wildcard symbol may retrieve word variants: (("threat climate research : july 2007") OR ("have climate research : july 2007"))*.