Perhaps you should try some spelling variations:
"_ communication issues" » "_ community issues", "_ communication india", "_ communication united"
"war decolonization from" » "war decolonisation from", "war decolonization africa", "war decolonization across", "_ decolonization from", "box decolonization from", "1945 decolonization from"
"de cooperation history" » "de corporation history", "de federation history", "2 cooperation history", "trade cooperation history", "area cooperation 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: (((("war decolonization from") OR ("_ communication issues"))) OR ("de cooperation history"))~.
• Removing quotes may allow a broader search: (((( war decolonization from ) or ( _ communication issues ))) or ( de cooperation history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("war decolonization from") or ("_ communication issues"))) or ("de cooperation history"))*.