Perhaps you should try some spelling variations:
"mass communication israel" » "mass communication issues", "mass communication iran", "mass communication iraq", "maps communication israel"
"_ colonization still" » "_ colonization failed", "_ colonization israel", "_ colonization songs", "_ decolonization still", "decolonization _ still"
"re operation state" » "re operations state", "re operation stage", "re cooperation state", "core operation state", "crew operation state", "die operation state"

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 ("re operation state"))) or ("_ colonization still"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mass communication israel") OR ("re operation state"))) OR ("_ colonization still")).
• Removing quotes may allow a broader search: (((( mass communication israel ) or ( re operation state ))) or ( _ colonization still )).
• Adding a wildcard symbol may retrieve word variants: (((("mass communication israel") or ("re operation state"))) or ("_ colonization still"))*.