Perhaps you should try some spelling variations:
"support migrant integration countries." » "support migrant integrating countries.", "support migrant immigration countries.", "support migrant emigration countries.", "support market integration countries.", "support grant integration countries."
"import duty innovation through." » "import duty innovation house.", "import data innovation through.", "import city innovation through.", "import up innovation through.", "import duties innovation through."

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: (("import duty innovation through.") OR ("support migrant integration countries."))~.
• Removing quotes may allow a broader search: (( import duty innovation through. ) or ( support migrant integration countries. ))~.
• Adding a wildcard symbol may retrieve word variants: (("import duty innovation through.") or ("support migrant integration countries."))*.