Perhaps you should try some spelling variations:
"_ decolonization israel" » "_ colonization israel", "_ decolonization islam", "_ decolonization africa", "decolonization _ israel"
"china cooperation history" » "china corporation history", "china federation history", "asian cooperation history", "regional cooperation history"
"ai communication iraq" » "ai communication iran", "ai communication israel", "ai communication italy", "ii communication iraq", "i communication iraq", "de communication iraq"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("ai communication iraq") or ("_ decolonization israel"))) or ("china cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ai communication iraq") OR ("_ decolonization israel"))) OR ("china cooperation history")).
• Removing quotes may allow a broader search: (((( ai communication iraq ) or ( _ decolonization israel ))) or ( china cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("ai communication iraq") or ("_ decolonization israel"))) or ("china cooperation history"))*.