Perhaps you should try some spelling variations:
"its colonization history" » "its communication history", "its organization history", "its civilization history", "anti colonization history", "jews colonization history", "mars colonization history"
"1945 decolonization notes" » "1945 decolonization models", "1945 decolonization case", "1945 decolonization indonesia", "_ decolonization notes", "4.4 decolonisation notes", "box decolonization notes"
"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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its colonization history") OR ("1945 decolonization notes"))) OR ("its cooperation history"))~.
• Removing quotes may allow a broader search: (((( its colonization history ) or ( 1945 decolonization notes ))) or ( its cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("its colonization history") or ("1945 decolonization notes"))) or ("its cooperation history"))*.