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

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"_ colonization israel\") OR (\"re colonization history\"))) OR (\"re colonization failed\"))~".
• Removing quotes may allow a broader search: (((( _ colonization israel ) OR ( re colonization history ))) OR ( re colonization failed ))~.
• Adding a wildcard symbol may retrieve word variants: (((("_ colonization israel") OR ("re colonization history"))) OR ("re colonization failed"))*.