Perhaps you should try some spelling variations:
wilke rene » wie rene
yan guan » yan yuan, yang guang, yihan guan
yan kian » yan liang, yoon kian, yan clan
gan guan » quan guan, fan guon, gui guan
yang jui » yang judy, yang di, yang xi
jui chen » yi chen
chen yun » chen yu, chen yue, chen yiqun

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (wing or wan) ((yan kian) or (((yan guan) OR (gan guan)))) wilke rene yang jui chen yun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wing OR wan) ((yan kian) OR (((yan guan) OR (gan guan)))) wilke rene yang jui chen yun ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wing or wan) ((yan kian) or (((yan guan) OR (gan guan)))) wilke rene yang jui chen yun ;*".