Perhaps you should try some spelling variations:
"_ communication history" » "_ telecommunication history", "_ communication sector", "_ communication theory"
"its decolonization notes" » "its decolonization models", "its decolonization case", "its decolonization indonesia", "its colonization notes", "_ decolonization notes", "box decolonization notes"
"re colonization failed" » "re colonization still", "re organizations failed", "pro colonization failed", "_ colonization failed", "jews colonization failed"

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