Perhaps you should try some spelling variations:
"mass communication issues" » "mass community issues", "mass communication india", "mass communication united", "maps communication issues"
"c's communication iraq" » "c's communication iran", "c's communication israel", "c's communication italy", "lea's communication iraq", "class communication iraq", "les communications iraq"
"city federation history" » "city migration history", "city regeneration history", "asian federation history", "city cooperation history"

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