Perhaps you should try some spelling variations:
rent sharing » risk sharing, rent seeking
cost sharing » risk sharing, cost savings
hold young » child young, world young, how young
yuan wang » yan wang, yuan kang, yuan chang
young sar » young sae, young sarah, young mary
yang hui » wang hui, yang muxi, zhang hui
yang jui » yang judy, yang di, yang xi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: yuan wang ((yang hui) OR (yang jui)) ((rent sharing) OR (cost sharing)) hold young sar ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan wang ((yang hui) or (yang jui)) ((rent sharing) OR (cost sharing)) hold young sar ;~".
• Adding a wildcard symbol may retrieve word variants: yuan wang ((yang hui) or (yang jui)) ((rent sharing) OR (cost sharing)) hold young sar ;*.