Perhaps you should try some spelling variations:
"_ colonization history" » "_ communication history", "_ organization history", "_ cooperation history", "_ decolonization history", "decolonization _ history"
"its colonization failed" » "its colonization still", "its organizations failed", "anti colonization failed", "jews colonization failed", "mars colonization failed"
"pro colonization israel" » "pro communication israel", "pro colonization still", "pro decolonization islam", "bio colonization israel", "re colonization israel", "mars colonization israel"

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

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