Perhaps you should try some spelling variations:
"its decolonization islam" » "its decolonization from", "its decolonization _", "its colonization israel", "its colonization islam", "_ decolonization islam", "box decolonization islam"
"_ colonization failed" » "_ colonization still", "_ organizations failed", "_ decolonization failed", "decolonization _ failed"
"city cooperation history" » "city corporation history", "city federation history", "china cooperation history", "city corporations history"

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 islam") or ("_ colonization failed"))) or ("city cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its decolonization islam") OR ("_ colonization failed"))) OR ("city cooperation history"))*.
• Removing quotes may allow a broader search: (((( its decolonization islam ) or ( _ colonization failed ))) or ( city cooperation history ))*.