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