Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan yang » dan yang, yin yang
sang minh » kang minah, anh minh, song min
wong shiu » wong siu, cong shu, song shin
tang min » chang min, yang mind, tang li
yang li » yang lin, yang di, yang xi
li lu » li ju, li l, li li

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yidan yang li lu ((tang min) or (sang minh)) wong shiu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yidan yang li lu ((tang min) OR (sang minh)) wong shiu ;.
• Adding a wildcard symbol may retrieve word variants: wang yidan yang li lu ((tang min) or (sang minh)) wong shiu ;*.