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