Perhaps you should try some spelling variations:
"mass communication issues" » "mass community issues", "mass communication india", "mass communication united", "maps communication issues"
"its communication israel" » "its communication iran", "its communication iraq", "its telecommunication israel", "nets communication israel", "c's communication israel", "les communications israel"
"eu cooperation history" » "eu corporation history", "eu federation history", "et cooperation history", "2 cooperation history", "la cooperation history"

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 communication israel") or ("mass communication issues"))) or ("eu cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its communication israel") OR ("mass communication issues"))) OR ("eu cooperation history")).
• Removing quotes may allow a broader search: (((( its communication israel ) or ( mass communication issues ))) or ( eu cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("its communication israel") or ("mass communication issues"))) or ("eu cooperation history"))*.