Perhaps you should try some spelling variations:
"eu cooperation history" » "eu corporation history", "eu federation history", "et cooperation history", "2 cooperation history", "la cooperation history"
"its decolonisation from" » "its decolonization from", "its decolonisation _", "its decolonisation 1", "_ decolonisation from", "4.4 decolonisation from", "its colonization from"
"_ colonization songs" » "_ colonization still", "_ colonization work", "_ decolonization notes", "_ decolonization songs", "decolonization _ songs"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its decolonisation from") OR ("_ colonization songs"))) OR ("eu cooperation history"))~.
• Removing quotes may allow a broader search: (((( its decolonisation from ) or ( _ colonization songs ))) or ( eu cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("its decolonisation from") or ("_ colonization songs"))) or ("eu cooperation history"))*.