Perhaps you should try some spelling variations:
juan lucas » jan lucas, san lucas
lucas rene » lucas tree, luis rene
wang peng » wang zheng, wang yang, wang yong
peng juan » feng juan
wong siu » wong shiu, wong sau, wong siew
kong siu » kong eiu, dong sin, kong sar
yang xi » yang yi, yang jui

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 peng juan lucas rene ((yang xi) OR (yang di)) ((wong siu) OR (kong siu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang peng juan lucas rene ((yang xi) or (yang di)) ((wong siu) OR (kong siu)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang peng juan lucas rene ((yang xi) or (yang di)) ((wong siu) OR (kong siu)) ;*.