Perhaps you should try some spelling variations:
"support grant integration schemes." » "support grant irrigation schemes.", "support grant integration some.", "support grant integration theories.", "support migrant integration schemes.", "support grid integration schemes.", "support urban integration schemes."
"support trade integration series." » "support trade integration theories.", "support trade integrating services.", "support trade integration social.", "export trade integration series.", "import trade integration series.", "support price integration series."

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"support trade integration series.\") OR (\"support grant integration schemes.\"))~".
• Removing quotes may allow a broader search: (( support trade integration series. ) OR ( support grant integration schemes. ))~.
• Adding a wildcard symbol may retrieve word variants: (("support trade integration series.") OR ("support grant integration schemes."))*.