Perhaps you should try some spelling variations:
"direct investment financial system." » "direct investments financial system.", "direct investment finance system.", "direct investment finances system.", "direct investment financial sector."
"real investment financing system." » "real investment banking system.", "real government financing system.", "real investment planning system.", "real investment financial systems.", "rural investment financing system.", "total investment financing system.", "social investment financing system."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("direct investment financial system.") or ("real investment financing system."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("direct investment financial system.") OR ("real investment financing system.")).
• Removing quotes may allow a broader search: (( direct investment financial system. ) or ( real investment financing system. )).
• Adding a wildcard symbol may retrieve word variants: (("direct investment financial system.") or ("real investment financing system."))*.