Perhaps you should try some spelling variations:
rent sharing » risk sharing, rent seeking, cost sharing
savings bank » savings banks
savings rate » savings rates
yan yang » yang yang, yao yang, dan yang
yang hua » wang hua, yang hui, ying hua
hua rent » hua ren
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan yang hua rent sharing ((savings bank) OR (savings rate)) (sar or saur) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yang hua rent sharing ((savings bank) OR (savings rate)) (sar OR saur) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan yang hua rent sharing ((savings bank) OR (savings rate)) (sar or saur) ;*".