Perhaps you should try some spelling variations:
"across agriculture italy" » "crop agriculture italy", "areas agriculture italy", "costs agriculture italy", "across agriculture ica", "across agriculture ilo", "across agriculture iran"
"et agriculture issues" » "en agriculture issues", "2 agriculture issues", "1 agriculture issues"
"korea centre israel" » "korea central israel", "korea century israel", "korea center israel", "korea country israel", "korea culture israel"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("across agriculture italy") or ((("et agriculture issues") or ("korea centre israel"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("across agriculture italy") OR ((("et agriculture issues") OR ("korea centre israel")))).
• Removing quotes may allow a broader search: (( across agriculture italy ) or ((( et agriculture issues ) or ( korea centre israel )))).
• Adding a wildcard symbol may retrieve word variants: (("across agriculture italy") or ((("et agriculture issues") or ("korea centre israel"))))*.