Perhaps you should try some spelling variations:
"its colonization history" » "its communication history", "its organization history", "its cooperation history", "anti colonization history", "jews colonization history", "mars colonization history"
"pro colonization israel" » "pro communication israel", "pro colonization still", "pro decolonization islam", "bio colonization israel", "re colonization israel", "mars colonization israel"
"mass communication iran" » "mass communication iraq", "mass communication ireland", "mass communication brands", "maps communication iran"

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 history") or ((("pro colonization israel") or ("mass communication iran"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("its colonization history") OR ((("pro colonization israel") OR ("mass communication iran"))))*.
• Removing quotes may allow a broader search: (( its colonization history ) or ((( pro colonization israel ) or ( mass communication iran ))))*.