Perhaps you should try some spelling variations:
"mass communication israel" » "mass communication issues", "mass communication iran", "mass communication iraq", "maps communication israel"
"class communication united" » "class telecommunication united", "plans communication united", "crisis communication united", "causes communication united"
"2 migration history" » "der 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: (((("mass communication israel") or ("class communication united"))) or ("2 migration history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mass communication israel") OR ("class communication united"))) OR ("2 migration history")).
• Removing quotes may allow a broader search: (((( mass communication israel ) or ( class communication united ))) or ( 2 migration history )).
• Adding a wildcard symbol may retrieve word variants: (((("mass communication israel") or ("class communication united"))) or ("2 migration history"))*.