Perhaps you should try some spelling variations:
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"
"its decolonization from" » "its decolonisation from", "its decolonization africa", "its decolonization across", "_ decolonization from", "box decolonization from", "war decolonization from"
"its colonization still" » "its colonization failed", "its colonization israel", "its colonization songs", "anti colonization still", "jews colonization still", "mars colonization still"

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 from") OR ("its colonization still"))) OR ("its cooperation history"))~.
• Removing quotes may allow a broader search: (((( its decolonization from ) or ( its colonization still ))) or ( its cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("its decolonization from") or ("its colonization still"))) or ("its cooperation history"))*.