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"
"re colonization failed" » "re colonization still", "re organizations failed", "pro colonization failed", "_ colonization failed", "jews colonization 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 ("re colonization failed"))) OR ("city cooperation history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"its decolonization islam\") OR (\"re colonization failed\"))) OR (\"city cooperation history\"))*".
• Removing quotes may allow a broader search: (((( its decolonization islam ) OR ( re colonization failed ))) OR ( city cooperation history ))*.