Perhaps you should try some spelling variations:
"jews colonization failed" » "jews colonization still", "jews organizations failed", "its colonization failed", "mars colonization failed", "re colonization failed"
"pro cooperation scale" » "pro cooperation case", "pro cooperation state", "pro cooperation sara", "group cooperation scale", "area cooperation scale", "arab cooperation scale"
"mars operation state" » "mars operations state", "mars operation stage", "mars cooperation state", "market operation state", "early operation state", "gas operations state"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"pro cooperation scale\") OR (((\"mars operation state\") OR (\"jews colonization failed\"))))~".
• Removing quotes may allow a broader search: (( pro cooperation scale ) OR ((( mars operation state ) OR ( jews colonization failed ))))~.
• Adding a wildcard symbol may retrieve word variants: (("pro cooperation scale") OR ((("mars operation state") OR ("jews colonization failed"))))*.