Perhaps you should try some spelling variations:
"pro communication issues" » "pro community issues", "pro communication india", "pro communication united", "prone communication issues", "ngo communication issues", "proper communication issues"
"war decolonization notes" » "war decolonization models", "war decolonization case", "war decolonization indonesia", "_ decolonization notes", "box decolonization notes", "1945 decolonization notes"
"_ cooperation history" » "_ corporation history", "_ federation history"

Try widening your search to All Fields.

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

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