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", "les communications issues"
"city cooperation history" » "city corporation history", "city federation history", "china cooperation history", "city corporations history"
"mass communication iraq" » "mass communication iran", "mass communication israel", "mass communication italy", "maps communication iraq"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("mass communication iraq") or ("c's communication issues"))) or ("city cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mass communication iraq") OR ("c's communication issues"))) OR ("city cooperation history"))*.
• Removing quotes may allow a broader search: (((( mass communication iraq ) or ( c's communication issues ))) or ( city cooperation history ))*.