Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
zhang xin » zhang jian, zhang ming, zhang fan
song thin » song shin, song jin, song min
xin song » jin song, xin tong, kim song
yuan zi » yuan fei, yuan hui, yuan kai
yuan li » yuan lin, guan li, dayuan li
yan zi » yan zhi, ban zi

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 yang ((((yuan zi) OR (yan zi))) OR (yuan li)) zhen zhang xin song thin ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang ((((yuan zi) or (yan zi))) or (yuan li)) zhen zhang xin song thin ;*.