Perhaps you should try some spelling variations:
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"
"its decolonization _" » "its colonization _", "_ decolonization _", "box decolonization _"
"re colonization still" » "re colonization failed", "re colonization israel", "re colonization songs", "pro colonization still", "_ colonization still", "jews colonization still"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("its decolonization _") or ("re colonization still"))) or ("its cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its decolonization _") OR ("re colonization still"))) OR ("its cooperation history")).
• Removing quotes may allow a broader search: (((( its decolonization _ ) or ( re colonization still ))) or ( its cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("its decolonization _") or ("re colonization still"))) or ("its cooperation history"))*.