Perhaps you should try some spelling variations:
"re cooperation history" » "re corporation history", "re federation history", "de cooperation history", "area cooperation history", "une cooperation history"
"rate cooperation history" » "rate corporation history", "rate federation history", "trade cooperation history", "face cooperation history", "primate cooperation history"
"re communication iran" » "re communication iraq", "re communication ireland", "re communication brands", "de communication iran", "true communication iran", "une communication iran"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("re cooperation history") OR ("rate cooperation history"))) or ("re communication iran"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("re cooperation history") OR ("rate cooperation history"))) OR ("re communication iran")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"re cooperation history\") OR (\"rate cooperation history\"))) or (\"re communication iran\"))".
• Removing quotes may allow a broader search: (((( re cooperation history ) OR ( rate cooperation history ))) or ( re communication iran )).
• Adding a wildcard symbol may retrieve word variants: (((("re cooperation history") OR ("rate cooperation history"))) or ("re communication iran"))*.