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

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