Perhaps you should try some spelling variations:
"anti colonization failed" » "anti colonization still", "anti organizations failed", "its colonization failed", "africa colonization failed", "_ colonization failed"
"its cooperation studies" » "its cooperation series", "its cooperation sources", "its cooperation implies", "city cooperation studies", "et cooperation studies", "its corporation studies"
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("anti colonization failed") or ("its cooperation studies"))) or ("its cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anti colonization failed") OR ("its cooperation studies"))) OR ("its cooperation history"))*.
• Removing quotes may allow a broader search: (((( anti colonization failed ) or ( its cooperation studies ))) or ( its cooperation history ))*.