Perhaps you should try some spelling variations:
"class communication ireland" » "class communication iceland", "class communication finland", "class communication iran", "plans communication ireland", "crisis communication ireland", "causes communication ireland"
"mass communication israel" » "mass communication issues", "mass communication iran", "mass communication iraq", "maps communication israel"
"_ colonization israel" » "_ colonization still", "_ colonization history", "_ decolonization islam"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("_ colonization israel") or ((("mass communication israel") or ("class communication ireland"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("_ colonization israel") OR ((("mass communication israel") OR ("class communication ireland")))).
• Removing quotes may allow a broader search: (( _ colonization israel ) or ((( mass communication israel ) or ( class communication ireland )))).
• Adding a wildcard symbol may retrieve word variants: (("_ colonization israel") or ((("mass communication israel") or ("class communication ireland"))))*.