Perhaps you should try some spelling variations:
"data communication israel" » "data communication issues", "data communication iran", "data communication iraq", "data communications israel"
"_ colonization israel" » "_ colonization still", "_ colonization history", "_ decolonization islam"
"et cooperation state" » "et cooperation scale", "et operation state", "et cooperation strategy", "et cooperations state", "eu cooperation state", "2 cooperation state"

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: (("_ colonization israel") OR ((("data communication israel") OR ("et cooperation state"))))~.
• Removing quotes may allow a broader search: (( _ colonization israel ) or ((( data communication israel ) or ( et cooperation state ))))~.
• Adding a wildcard symbol may retrieve word variants: (("_ colonization israel") or ((("data communication israel") or ("et cooperation state"))))*.