Perhaps you should try some spelling variations:
wilke rene » wie rene
yan guan » gan guan, yan yuan, yang guang
yan clan » das clan, yan yuan
yang jun » yang jui, pang jun, yang jin
chen yue » chen yu, chen yun, chen yulu
yang xi » yang di, yang yi, yang jui
wang » wing, wan, lang

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 ((yan guan) OR (yan clan)) wilke rene ((yang jun) OR (yang xi)) chen yue ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yan guan) or (yan clan)) wilke rene ((yang jun) or (yang xi)) chen yue ;*.