Perhaps you should try some spelling variations:
"c's communication israel" » "c's communication issues", "c's communication iran", "c's communication iraq", "lea's communication israel", "class communication israel", "mass communication israel"
"re colonization still" » "re colonization failed", "re colonization israel", "re colonization songs", "pro colonization still", "_ colonization still", "jews colonization still"
"mars cooperation still" » "mars cooperation scale", "mars cooperation state", "mars cooperation studies", "early cooperation still", "area cooperation still", "arab cooperation still"

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