Perhaps you should try some spelling variations:
rene sang » lee sang
sang minh » kang minah, anh minh, song min
minh hong » minh cong, min hong, linh hoang
yan yuan » yan guan, fang yuan, yan clan
hua rene » hua ren, juan rene
hong shu » cong shu, tong shui, wong shiu
yan yan » yang yang, wang yan, qian yan
nan yan » nan ya, wang yan, qian yan

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang ((yan yan) or (((yan yuan) OR (nan yan)))) hua rene sang minh hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang ((yan yan) OR (((yan yuan) OR (nan yan)))) hua rene sang minh hong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang ((yan yan) or (((yan yuan) OR (nan yan)))) hua rene sang minh hong shu ;".
• Adding a wildcard symbol may retrieve word variants: lang ((yan yan) or (((yan yuan) OR (nan yan)))) hua rene sang minh hong shu ;*.