Perhaps you should try some spelling variations:
"maps communication history" » "maps telecommunication history", "maps communication sector", "maps communication theory", "mass communication history", "mass communications history", "lea's communication history"
"new civilization history" » "new globalization history", "new organization history", "_ civilization history", "war civilization history", "india civilization history"
"mars cooperation still" » "mars cooperation scale", "mars cooperation state", "mars cooperation studies", "early cooperation still", "area cooperation still", "arab cooperation still"

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

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