Perhaps you should try some spelling variations:
"mars communication history" » "mars telecommunication history", "mars communication sector", "mars communication theory", "mass communication history", "mass communications history", "markets communication history"
"its colonization history" » "its organization history", "its cooperation history", "its civilization history", "anti colonization history", "jews colonization history", "mars colonization history"
"asian cooperation scale" » "asian cooperation case", "asian cooperation state", "asian cooperation sara"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("its colonization history") OR ("asian cooperation scale"))) OR ("mars communication history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"its colonization history\") OR (\"asian cooperation scale\"))) OR (\"mars communication history\"))".
• Removing quotes may allow a broader search: (((( its colonization history ) OR ( asian cooperation scale ))) OR ( mars communication history )).
• Adding a wildcard symbol may retrieve word variants: (((("its colonization history") OR ("asian cooperation scale"))) OR ("mars communication history"))*.