Perhaps you should try some spelling variations:
"anti colonization history" » "anti communication history", "anti organization history", "anti civilization history", "its colonization history", "africa colonization history", "_ colonization history"
"city cooperation history" » "city corporation history", "city federation history", "china cooperation history", "city corporations history"
"area cooperation still" » "area cooperation scale", "area cooperation state", "area cooperation studies", "asian cooperation still", "border cooperation still", "china cooperation 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: (((("anti colonization history") OR ("area cooperation still"))) OR ("city cooperation history"))~.
• Removing quotes may allow a broader search: (((( anti colonization history ) or ( area cooperation still ))) or ( city cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("anti colonization history") or ("area cooperation still"))) or ("city cooperation history"))*.