Perhaps you should try some spelling variations:
"supply low international efforts." » "supply low international airports.", "supply low international energy.", "supply low international airport.", "supply law international efforts.", "supply how international efforts.", "supply new international efforts.", "supply crowd international efforts."
"support eu integration power." » "support eu integration some.", "support eu integration process.", "support eu international power.", "support _ integration power.", "support deep integration power.", "support data integration power.", "support key integration power.", "support a integration power."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply low international efforts.") OR ("support eu integration power."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply low international efforts.\") OR (\"support eu integration power.\"))*".
• Removing quotes may allow a broader search: (( supply low international efforts. ) OR ( support eu integration power. ))*.