Perhaps you should try some spelling variations:
"box decolonization africa" » "box democratization africa", "_ decolonization africa", "war decolonization africa", "1945 decolonization africa"
"re organisation history" » "re organization history", "re organisation culture", "re organisation einer", "care organisation history", "ihre organisation history", "die organisation history"
"_ colonization israel" » "_ communication israel", "_ colonization still", "_ colonization history", "_ decolonization israel", "decolonization _ israel"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"box decolonization africa\") OR (\"_ colonization israel\"))) OR (\"re organisation history\"))~".
• Removing quotes may allow a broader search: (((( box decolonization africa ) OR ( _ colonization israel ))) OR ( re organisation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("box decolonization africa") OR ("_ colonization israel"))) OR ("re organisation history"))*.