Perhaps you should try some spelling variations:
"its colonization israel" » "its communication israel", "its colonization still", "its colonization history", "anti colonization israel", "jews colonization israel", "mars colonization israel"
"et cooperation history" » "et corporation history", "et federation history", "et cooperations history", "eu cooperation history", "2 cooperation history"
"de cooperation scale" » "de cooperation case", "de cooperation state", "de cooperation sara", "2 cooperation scale", "trade cooperation scale", "area cooperation scale"

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

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