Perhaps you should try some spelling variations:
sharing savings » saving savings, sharing gains, sharing services
rent sharing » risk sharing, rent seeking, cost sharing
savings rate » savings rates
yan yang » yang yang, yao yang, dan yang
yang hui » yang jui, wang hui, yang muxi
hui rent » hai ren

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

• Performing a fuzzy search may retrieve terms with similar spellings: (lang OR wan) yan yang hui rent sharing savings rate (sar OR saur) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(lang OR wan) yan yang hui rent sharing savings rate (sar OR saur) ;*".