Perhaps you should try some spelling variations:
juan rene » juan meng, juan rana
sang minh » kang minah, anh minh, song min
yan minh » tuan minh, yang mind, yuan ming
cong sun » cong shu, cong van, wing sun
4 juan » _ juan, v juan, y juan
yan 4 » yang 4, yan _, ban 4
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan 4 juan rene ((yan minh) or (sang minh)) cong sun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan 4 juan rene ((yan minh) OR (sang minh)) cong sun ;*.