Perhaps you should try some spelling variations:
"c's communication issues" » "c's community issues", "c's communication india", "c's communication united", "lea's communication issues", "class communication issues", "mass communication issues"
"city cooperation history" » "city corporation history", "city federation history", "china cooperation history", "city corporations history"
"its communication iran" » "its communication iraq", "its communication ireland", "its communication brands", "nets communication iran", "mass communication iran", "les communications 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: (((("its communication iran") or ("c's communication issues"))) or ("city cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its communication iran") OR ("c's communication issues"))) OR ("city cooperation history")).
• Removing quotes may allow a broader search: (((( its communication iran ) or ( c's communication issues ))) or ( city cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("its communication iran") or ("c's communication issues"))) or ("city cooperation history"))*.