Perhaps you should try some spelling variations:
"its decolonization notes" » "its decolonization models", "its decolonization case", "its decolonization indonesia", "_ decolonization notes", "box decolonization notes", "war decolonization notes"
"its colonization failed" » "its colonization still", "its organizations failed", "anti colonization failed", "jews colonization failed", "mars colonization failed"
"_ colonization songs" » "_ colonization still", "_ colonization work"

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

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