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