Perhaps you should try some spelling variations:
"re colonization failed" » "re colonization still", "re organizations failed", "pro colonization failed", "_ colonization failed", "jews colonization failed"
"its decolonization _" » "its colonization _", "_ decolonization _", "box decolonization _"
"its federation history" » "its migration history", "les federations history", "_ federation history", "3 federation history"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("its decolonization _") or ("re colonization failed"))) or ("its federation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its decolonization _") OR ("re colonization failed"))) OR ("its federation history"))*.
• Removing quotes may allow a broader search: (((( its decolonization _ ) or ( re colonization failed ))) or ( its federation history ))*.