Perhaps you should try some spelling variations:
"support toward integrating policies." » "support toward international policies.", "support toward integrating countries.", "support toward immigration policies.", "support toward integrated policies.", "support towards integrated policies."
"support tax integration schemes." » "support tax irrigation schemes.", "support tax integration some.", "support tax integration theories.", "support can integration schemes.", "support tax interaction schemes.", "support trade integration schemes.", "support a integration schemes.", "support staff integration schemes.", "support state integration schemes."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support tax integration schemes.") or ("support toward integrating policies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support tax integration schemes.") OR ("support toward integrating policies.")).
• Removing quotes may allow a broader search: (( support tax integration schemes. ) or ( support toward integrating policies. )).
• Adding a wildcard symbol may retrieve word variants: (("support tax integration schemes.") or ("support toward integrating policies."))*.