Perhaps you should try some spelling variations:
"african organizations case" » "africa organization case", "can organizations case", "social organizations case", "african organization case", "african organizations a", "african organizations chapter"
"its colonization history" » "its communication history", "its organization history", "its cooperation history", "anti colonization history", "jews colonization history", "mars colonization history"
"its colonization failed" » "its colonization still", "its organizations failed", "anti colonization failed", "jews colonization failed", "mars colonization failed"

Try widening your search to All Fields.

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

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