Perhaps you should try some spelling variations:
"anti colonization failed" » "anti colonization still", "anti organizations failed", "its colonization failed", "africa colonization failed", "_ colonization failed"
"et cooperation history" » "et corporation history", "et federation history", "et cooperations history", "eu cooperation history", "2 cooperation history"
"jews cooperation scale" » "jews cooperation case", "jews cooperation state", "jews cooperation sara", "de cooperation scale", "eu cooperation scale", "peer cooperation scale"

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

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