Perhaps you should try some spelling variations:
"its communication israel" » "its communication issues", "its communication iran", "its communication iraq", "nets communication israel", "c's communication israel", "mass communication israel"
"et cooperation history" » "et corporation history", "et federation history", "et cooperations history", "eu cooperation history", "2 cooperation history"
"arts community issues" » "earth community issues", "facts community issues", "als community issues"

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