Perhaps you should try some spelling variations:
"lea's communication israel" » "lea's communication issues", "lea's communication iran", "lea's telecommunication israel", "mass communication israel", "crisis communication israel", "leadership communication israel"
"city cooperation history" » "city corporation history", "city federation history", "china cooperation history", "city corporations history"
"nets communication iraq" » "mass communication iraq", "c's communication iraq", "les communications iraq", "nets communication iran", "nets communication italy", "nets communication ideas"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("lea's communication israel") or ("nets communication iraq"))) or ("city cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lea's communication israel") OR ("nets communication iraq"))) OR ("city cooperation history")).
• Removing quotes may allow a broader search: (((( lea's communication israel ) or ( nets communication iraq ))) or ( city cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("lea's communication israel") or ("nets communication iraq"))) or ("city cooperation history"))*.