Perhaps you should try some spelling variations:
wang xiaoyi » wang xiaolin, wang xiaozu, wang xiaoping
xiaoyi yang » xiao yang
khan cheng » han chang, tan cheng
yuan cheng » yuan chang, huang cheng, yu cheng
zhang ming » zhang xin
tong shui » cong shu, gong hui
tong hui » wang hui

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: wang xiaoyi yang ((khan cheng) OR (yuan cheng)) zhang ming ((tong shui) OR (tong hui)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoyi yang ((khan cheng) or (yuan cheng)) zhang ming ((tong shui) OR (tong hui)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaoyi yang ((khan cheng) or (yuan cheng)) zhang ming ((tong shui) OR (tong hui)) ;*.