Perhaps you should try some spelling variations:
wang song » wang yong, wang sonne, wang yang
wang hong » wang yong, wang hyoung, wang lihong
min yuan » meng yuan, liu yuan, min aun
yao fang » cai fang, kai fang, ta fang
yao yang » yang yang
yuan yi » yuan li, yuan zi, yuan fei
yi gang » ii gang, i gang, li gang

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 song) OR (wang hong)) min yuan yi gang ((yao fang) OR (yao yang)) zhen ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang song) or (wang hong)) min yuan yi gang ((yao fang) OR (yao yang)) zhen ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang song) or (wang hong)) min yuan yi gang ((yao fang) OR (yao yang)) zhen ;*.