Perhaps you should try some spelling variations:
yang cindy » yang mind
juan rene » juan meng, juan rana
sang minh » kang minah, anh minh, song min
wing yan » wang yan, wing ian, wing tan
cong sun » cong shu, cong van, wing sun
yi juan » y juan
yan yi » yang yi, tan yi, yan 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: wing yan yi juan rene ((yang cindy) OR (sang minh)) cong sun ;~.
• Adding a wildcard symbol may retrieve word variants: wing yan yi juan rene ((yang cindy) or (sang minh)) cong sun ;*.