Perhaps you should try some spelling variations:
"_ decolonization failed" » "_ colonization failed", "_ decolonization case", "_ decolonization africa", "decolonization _ failed"
"its cooperation civility" » "its cooperation creativity", "its cooperation citizen", "city cooperation civility", "et cooperation civility", "its corporation civility"
"re colonization work" » "re colonization's mark", "re colonization songs", "re colonization _", "pro colonization work", "_ colonization work", "jews colonization work"

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 cooperation civility") OR ("re colonization work"))) OR ("_ decolonization failed"))~.
• Removing quotes may allow a broader search: (((( its cooperation civility ) or ( re colonization work ))) or ( _ decolonization failed ))~.
• Adding a wildcard symbol may retrieve word variants: (((("its cooperation civility") or ("re colonization work"))) or ("_ decolonization failed"))*.