Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
migration policy » education policy
net migration » 2 migration
support state » support stage, support staff, support start
support fare » support farm, support farmers, support future
supply net » supply needs, supply asset

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: (( supply net migration policy. ) OR ( ((support fare) OR (support state)) integration efforts. ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( supply net migration policy. ) or ( ((support fare) OR (support state)) integration efforts. ))~".
• Adding a wildcard symbol may retrieve word variants: (( supply net migration policy. ) or ( ((support fare) OR (support state)) integration efforts. ))*.