Perhaps you should try some spelling variations:
"its communication history" » "its telecommunication history", "its communication sector", "its communication how", "nets communication history", "c's communication history", "mass communication history"
"its communication theory" » "its communication technology", "nets communication theory", "c's communication theory", "mass communication theory"
"its colonization israel" » "its communication israel", "its colonization still", "its colonization history", "anti colonization israel", "jews colonization israel", "mars colonization israel"

Try widening your search to All Fields.

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 israel") or ((("its communication history") OR ("its communication theory"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("its colonization israel") OR ((("its communication history") OR ("its communication theory")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"its colonization israel\") or (((\"its communication history\") OR (\"its communication theory\"))))".
• Removing quotes may allow a broader search: (( its colonization israel ) or ((( its communication history ) OR ( its communication theory )))).
• Adding a wildcard symbol may retrieve word variants: (("its colonization israel") or ((("its communication history") OR ("its communication theory"))))*.