Perhaps you should try some spelling variations:
"mass communication israel" » "mass communication iran", "mass communication iraq", "mass telecommunication israel", "maps communication israel"
"nets communication issues" » "nets community issues", "nets communication india", "nets communication united", "lea's communication issues", "c's communication issues", "les communications issues"
"et cooperation history" » "et corporation history", "et federation history", "et cooperations history", "eu cooperation history", "2 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: (((("mass communication israel") or ("nets communication issues"))) or ("et cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mass communication israel") OR ("nets communication issues"))) OR ("et cooperation history")).
• Removing quotes may allow a broader search: (((( mass communication israel ) or ( nets communication issues ))) or ( et cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("mass communication israel") or ("nets communication issues"))) or ("et cooperation history"))*.