Perhaps you should try some spelling variations:
"_ decolonization from" » "_ decolonisation from", "_ decolonization africa", "_ decolonization across"
"anti colonization israel" » "anti communication israel", "anti colonization still", "anti colonization history", "its colonization israel", "africa colonization israel", "_ colonization israel"
"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.

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