Perhaps you should try some spelling variations:
"mass communication israel" » "mass communication iran", "mass communication iraq", "mass telecommunication israel", "maps communication israel"
"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"
"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: (((("c's communication issues") OR ("mass communication israel"))) OR ("u.s migration history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"c's communication issues\") OR (\"mass communication israel\"))) OR (\"u.s migration history\"))*".
• Removing quotes may allow a broader search: (((( c's communication issues ) OR ( mass communication israel ))) OR ( u.s migration history ))*.