Perhaps you should try some spelling variations:
"re colonization israel" » "re communication israel", "re colonization still", "re colonization history", "_ colonization israel", "jews colonization israel", "mars colonization israel"
"pro colonization islam" » "pro decolonization islam", "pro colonization history", "bio colonization islam", "mars colonization islam", "mrsa colonization islam"
"arab operation state" » "arab operations state", "arab operation stage", "arab cooperation state", "arab population state", "adb operations state"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("pro colonization islam") OR ((("arab operation state") OR ("re colonization israel"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"pro colonization islam\") OR (((\"arab operation state\") OR (\"re colonization israel\"))))".
• Removing quotes may allow a broader search: (( pro colonization islam ) OR ((( arab operation state ) OR ( re colonization israel )))).
• Adding a wildcard symbol may retrieve word variants: (("pro colonization islam") OR ((("arab operation state") OR ("re colonization israel"))))*.