Perhaps you should try some spelling variations:
"its colonization history" » "its communication history", "its organization history", "its cooperation history", "anti colonization history", "jews colonization history", "mars colonization history"
"africa organization case" » "african organizations case", "service organization case", "qaida organization case", "africa organization change", "africa organization a", "africa organization china"
"its colonization failed" » "its colonization still", "its organizations failed", "anti colonization failed", "jews colonization failed", "mars colonization failed"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("africa organization case") or ("its colonization failed"))) or ("its colonization history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("africa organization case") OR ("its colonization failed"))) OR ("its colonization history")).
• Removing quotes may allow a broader search: (((( africa organization case ) or ( its colonization failed ))) or ( its colonization history )).
• Adding a wildcard symbol may retrieve word variants: (((("africa organization case") or ("its colonization failed"))) or ("its colonization history"))*.