Perhaps you should try some spelling variations:
"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"
"c's communication iraq" » "c's communication iran", "c's communication israel", "c's communication italy", "lea's communication iraq", "class communication iraq", "mass communication iraq"

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