Perhaps you should try some spelling variations:
wang xiaoyi » wang xiaolin, wang xiaozu, wang xiaoping
xiaoyi yang » xiao yang
khan cheng » tan cheng
yuan cheng » yuan chang, huang cheng, yu cheng
zhang ming » zhang xin
han chang » huang chang, than change, can change
ming tong » ming kong, ming hung, ming qing
tong shui » tong hui, cong shu, gong 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 (han chang))) OR (yuan cheng)) zhang ming tong shui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoyi yang ((((khan cheng) OR (han chang))) or (yuan cheng)) zhang ming tong shui ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaoyi yang ((((khan cheng) OR (han chang))) or (yuan cheng)) zhang ming tong shui ;*.