Perhaps you should try some spelling variations:
"supply countries integrating policies." » "supply countries integration policies.", "supply cities integrating policies.", "supply count integrating policies.", "supply countries integrated policies.", "supply countries integrating positive.", "supplier countries integrating policies.", "small countries integrating policies.", "supply curves integrating policies."
"supply cote immigration policies." » "supply cote immigration policy.", "supply cote migration policy.", "supply more immigration policies.", "supply context immigration policies.", "supply scale immigration policies.", "supply costs immigration policies.", "supply cost immigration policies.", "supply case immigration policies."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply cote immigration policies.") OR ("supply countries integrating policies."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply cote immigration policies.\") OR (\"supply countries integrating policies.\"))*".
• Removing quotes may allow a broader search: (( supply cote immigration policies. ) OR ( supply countries integrating policies. ))*.