Perhaps you should try some spelling variations:
"de communication history" » "de telecommunication history", "de communication sector", "de communication theory", "mobile communication history", "online communication history"
"war decolonization islam" » "war decolonization from", "war decolonization _", "war colonization israel", "_ decolonization islam", "box decolonization islam", "1945 decolonization islam"
"re colonization history" » "re organization history", "re cooperation history", "re civilization history", "pro colonization history", "_ colonization history", "jews colonization 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 islam") OR ("re colonization history"))) OR ("de communication history"))~.
• Removing quotes may allow a broader search: (((( war decolonization islam ) or ( re colonization history ))) or ( de communication history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("war decolonization islam") or ("re colonization history"))) or ("de communication history"))*.