Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
yan yan » yan yuan, nan yan, yang yang
yi sang » yi gang, yi yang, yi sang's
yan di » yang di, pan di, yan zi
di yi » dai yi, li yi, qi yi
wang » wing, wan, lang
cong » congo, long, hong
shin » skin, sein, thin

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 yan di yi sang minh ((cong shu) or (song shin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yan di yi sang minh ((cong shu) OR (song shin)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yan yan di yi sang minh ((cong shu) or (song shin)) ;*.