Perhaps you should try some spelling variations:
"its communication issues" » "its community issues", "its communication india", "its communication united", "nets communication issues", "c's communication issues", "les communications issues"
"mass communication iraq" » "mass communication iran", "mass communication israel", "mass communication italy", "maps communication iraq"
"u.s migration history" » "mass migration history", "does migration history", "1 migration history"

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 issues") OR ("mass communication iraq"))) OR ("u.s migration history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"its communication issues\") OR (\"mass communication iraq\"))) OR (\"u.s migration history\"))".
• Removing quotes may allow a broader search: (((( its communication issues ) OR ( mass communication iraq ))) OR ( u.s migration history )).
• Adding a wildcard symbol may retrieve word variants: (((("its communication issues") OR ("mass communication iraq"))) OR ("u.s migration history"))*.