Perhaps you should try some spelling variations:
"report china integrating countries." » "report china importing countries.", "report china immigration countries.", "report china integrating culture.", "report china integration countries.", "report china integrated countries.", "report count integrating countries."
"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 ("report china integrating countries."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support grant integration series.") OR ("report china integrating countries.")).
• Removing quotes may allow a broader search: (( support grant integration series. ) or ( report china integrating countries. )).
• Adding a wildcard symbol may retrieve word variants: (("support grant integration series.") or ("report china integrating countries."))*.