Perhaps you should try some spelling variations:
"its communication israel" » "its communication issues", "its communication iran", "its communication iraq", "nets communication israel", "c's communication israel", "mass communication israel"
"mars cooperation history" » "mars corporation history", "mars federation history", "early cooperation history", "area cooperation history", "arab cooperation history"
"its colonization still" » "its colonization failed", "its colonization israel", "its colonization songs", "anti colonization still", "jews colonization still", "mars colonization still"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("mars cooperation history") or ("its colonization still"))) or ("its communication israel"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mars cooperation history") OR ("its colonization still"))) OR ("its communication israel"))*.
• Removing quotes may allow a broader search: (((( mars cooperation history ) or ( its colonization still ))) or ( its communication israel ))*.