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"
"re decolonization notes" » "re decolonization models", "re decolonization case", "re decolonization indonesia", "_ decolonization notes", "re colonization notes", "box decolonization notes"
"_ colonization still" » "_ colonization failed", "_ colonization israel", "_ colonization songs", "_ decolonization still", "decolonization _ still"

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: "((((\"re decolonization notes\") OR (\"_ colonization still\"))) OR (\"de communication history\"))~".
• Removing quotes may allow a broader search: (((( re decolonization notes ) OR ( _ colonization still ))) OR ( de communication history ))~.
• Adding a wildcard symbol may retrieve word variants: (((("re decolonization notes") OR ("_ colonization still"))) OR ("de communication history"))*.