Perhaps you should try some spelling variations:
"c's communication israel" » "c's communication issues", "c's communication iran", "c's communication iraq", "lea's communication israel", "class communication israel", "mass communication israel"
"its cooperation history" » "its corporation history", "its federation history", "city cooperation history", "et cooperation history"
"re colonization songs" » "re colonization still", "re colonization work", "re decolonization notes", "pro colonization songs", "_ colonization songs", "jews colonization songs"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("c's communication israel") or ("re colonization songs"))) or ("its cooperation history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("c's communication israel") OR ("re colonization songs"))) OR ("its cooperation history")).
• Removing quotes may allow a broader search: (((( c's communication israel ) or ( re colonization songs ))) or ( its cooperation history )).
• Adding a wildcard symbol may retrieve word variants: (((("c's communication israel") or ("re colonization songs"))) or ("its cooperation history"))*.