Perhaps you should try some spelling variations:
"its decolonization notes" » "its decolonization models", "its decolonization case", "its decolonization indonesia", "its colonization notes", "_ decolonization notes", "box decolonization notes"
"_ colonization failed" » "_ colonization still", "_ organizations failed", "_ decolonization failed", "decolonization _ failed"
"et cooperation history" » "et corporation history", "et federation history", "et cooperations history", "eu cooperation history", "2 cooperation history"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its decolonization notes") OR ("_ colonization failed"))) OR ("et cooperation history"))~.
• Removing quotes may allow a broader search: (((( its decolonization notes ) or ( _ colonization failed ))) or ( et cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("its decolonization notes") or ("_ colonization failed"))) or ("et cooperation history"))*.