Perhaps you should try some spelling variations:
"support a integration schemes." » "support a integration schengen.", "support a irrigation schemes.", "support a integration regimes.", "support 3 integration schemes.", "support 2 integration schemes.", "support 4 integration schemes.", "support _ integration schemes."
"support staff intervention powers." » "support staff intervention areas.", "support staff intervention der.", "support staff intervention part.", "support state intervention powers.", "support state interventions powers.", "support sans intervention powers."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support a integration schemes.") or ("support staff intervention powers."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support a integration schemes.") OR ("support staff intervention powers."))*.
• Removing quotes may allow a broader search: (( support a integration schemes. ) or ( support staff intervention powers. ))*.