Perhaps you should try some spelling variations:
"support trade integration schemes." » "support trade irrigation schemes.", "support trade integration some.", "support trade integration theories.", "export trade integration schemes.", "support grant integration schemes.", "import trade integration schemes."
"support fare integration social." » "support fare international social.", "support market integration social.", "support data integration social.", "support _ reintegration social.", "support falls integration social.", "support state integration social.", "support water integration social."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support trade integration schemes.") OR ("support fare integration social."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"support trade integration schemes.\") OR (\"support fare integration social.\"))*".
• Removing quotes may allow a broader search: (( support trade integration schemes. ) OR ( support fare integration social. ))*.