Perhaps you should try some spelling variations:
"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"
"mass community issues" » "class community issues", "als community issues", "loss community issues"

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

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