Perhaps you should try some spelling variations:
"eu cooperation history" » "eu corporation history", "et cooperation history", "2 cooperation history", "la cooperation history"
"boards federation history" » "boards migration history", "road federation history", "tourism federation history", "world federation history"
"dis organization theory" » "its organization theory", "us organization theory", "firms organization theory"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("eu cooperation history") or ("dis organization theory"))) or ("boards federation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("eu cooperation history") OR ("dis organization theory"))) OR ("boards federation history")).
• Removing quotes may allow a broader search: (((( eu cooperation history ) or ( dis organization theory ))) or ( boards federation history )).
• Adding a wildcard symbol may retrieve word variants: (((("eu cooperation history") or ("dis organization theory"))) or ("boards federation history"))*.