Perhaps you should try some spelling variations:
"support china's integrating policies." » "support china's international policies.", "support china's integrating countries.", "support china's immigration policies.", "support china's integration policies.", "support china integrating policies.", "support china integration policies."
"support grant integration series." » "support grant integration theories.", "support grant integrating services.", "support grant integration schemes.", "support migrant integration series.", "support trade integration series.", "support grid integration series."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support grant integration series.") OR ("support china's integrating policies."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"support grant integration series.\") OR (\"support china's integrating policies.\"))".
• Removing quotes may allow a broader search: (( support grant integration series. ) OR ( support china's integrating policies. )).
• Adding a wildcard symbol may retrieve word variants: (("support grant integration series.") OR ("support china's integrating policies."))*.