Perhaps you should try some spelling variations:
rent sharing » risk sharing, rent seeking, cost sharing
sharing his » sharing risk, sharing big, sharing dps
zhang yan » zhang fan, zhang jian, wang yan
his hong » his son, his host
hong sau » wong sau, hong paul, kong sar
yan hua » ya hua, wang hua, tuan hua
tan hua » tuan hua, wang hua, tan chia

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

• Performing a fuzzy search may retrieve terms with similar spellings: zhang yan ((yan hua) or (tan hua)) rent sharing his hong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: zhang yan ((yan hua) OR (tan hua)) rent sharing his hong sau ;*.