Perhaps you should try some spelling variations:
"anti communication israel" » "anti communication issues", "anti communication iran", "anti communication iraq", "ante communication israel", "ai communication israel", "haiti communications israel"
"mars colonization failed" » "mars colonization still", "mars organizations failed", "mrsa colonization failed", "its colonization failed", "jews colonization failed"
"city cooperation series" » "city cooperation theories", "city cooperation sources", "city cooperation studies", "city corporation series", "china cooperation series", "city corporations series"

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