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