Perhaps you should try some spelling variations:
"exports share international border." » "exports share international borders.", "exports share international order.", "exports share international bidders.", "exports care international border.", "exports scale international border.", "exports save international border.", "export share international border.", "export shares international border.", "exports where international border."
"supply scale irrigation schemes." » "supply scale irrigation scheme.", "supply scale irrigation systems.", "supply case irrigation schemes.", "supply scheme irrigation schemes.", "supply social irrigation schemes."

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: (("supply scale irrigation schemes.") OR ("exports share international border."))~.
• Removing quotes may allow a broader search: (( supply scale irrigation schemes. ) or ( exports share international border. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply scale irrigation schemes.") or ("exports share international border."))*.