Perhaps you should try some spelling variations:
"box decolonization models" » "box decolonization notes", "box decolonization across", "box decolonization case", "_ decolonization models", "war decolonization models", "1945 decolonization models"
"its decolonization from" » "its decolonisation from", "its decolonization africa", "its decolonization across", "its colonization from", "_ decolonization from", "war decolonization from"
"et cooperation history" » "et corporation history", "et federation history", "et cooperations history", "eu cooperation history", "2 cooperation 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 from") or ("box decolonization models"))) or ("et cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("its decolonization from") OR ("box decolonization models"))) OR ("et cooperation history")).
• Removing quotes may allow a broader search: (((( its decolonization from ) or ( box decolonization models ))) or ( et cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("its decolonization from") or ("box decolonization models"))) or ("et cooperation history"))*.