Perhaps you should try some spelling variations:
formula using » formulas using, formula funding
rent sharing » risk sharing, rent seeking, cost sharing
yang yang » wang yang, wang yan
yang fan » zhang fan, yang dean, yang jin
yang jui » yang judy, yang di, yang xi
hua rent » hua ren
using ma » using max, using mla, using mna

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yang fan) or (yang yang))) or (yang jui))ng ya hua rent sharing formula using ma ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang fan) OR (yang yang))) OR (yang jui))ng ya hua rent sharing formula using ma ;*.