Perhaps you should try some spelling variations:
"c's communication israel" » "c's communication iran", "c's communication iraq", "c's telecommunication israel", "lea's communication israel", "class communication israel", "mass communication israel"
"nets communication issues" » "nets community issues", "nets communication india", "nets communication united", "lea's communication issues", "mass communication issues", "les communications issues"
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"

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 issues"))) OR ("its cooperation history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"c's communication israel\") OR (\"nets communication issues\"))) OR (\"its cooperation history\"))".
• Removing quotes may allow a broader search: (((( c's communication israel ) OR ( nets communication issues ))) OR ( its cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("c's communication israel") OR ("nets communication issues"))) OR ("its cooperation history"))*.