Perhaps you should try some spelling variations:
"_ communication israel" » "_ communication issues", "_ communication iran", "_ communication iraq"
"re colonization history" » "re communication history", "re organization history", "re cooperation history", "pro colonization history", "_ colonization history", "jews colonization history"
"de communication theory" » "de communication technology", "mobile communication theory", "online communication theory"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("_ communication israel") or ("re colonization history"))) or ("de communication theory"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("_ communication israel") OR ("re colonization history"))) OR ("de communication theory"))*.
• Removing quotes may allow a broader search: (((( _ communication israel ) or ( re colonization history ))) or ( de communication theory ))*.