Perhaps you should try some spelling variations:
"_ decolonization history" » "_ colonization history", "_ decolonization islam", "_ decoration history", "decolonization _ history"
"une communication theory" » "une communication technology", "d'une communication theory", "ante communication theory", "de communication theory"
"jews colonization israel" » "jews communication israel", "jews colonization still", "jews colonization history", "its colonization israel", "mars colonization israel", "re colonization israel"

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: (((("jews colonization israel") OR ("_ decolonization history"))) OR ("une communication theory"))~.
• Removing quotes may allow a broader search: (((( jews colonization israel ) or ( _ decolonization history ))) or ( une communication theory ))~.
• Adding a wildcard symbol may retrieve word variants: (((("jews colonization israel") or ("_ decolonization history"))) or ("une communication theory"))*.