Perhaps you should try some spelling variations:
"class communication israel" » "class communication issues", "class communication iraq", "class telecommunication israel", "mass communication israel", "plans communication israel", "crisis communication israel"
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"
"nets communication iran" » "lea's communication iran", "mass communication iran", "c's communication iran", "nets communication iraq", "nets communication ireland", "nets communication brands"

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: (((("class communication israel") or ("nets communication iran"))) or ("its cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("class communication israel") OR ("nets communication iran"))) OR ("its cooperation history")).
• Removing quotes may allow a broader search: (((( class communication israel ) or ( nets communication iran ))) or ( its cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("class communication israel") or ("nets communication iran"))) or ("its cooperation history"))*.