Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
minh long » minh cong, vinh long
yang jui » yang judy, yang di, yang xi
tan sang » tan yang, tang tang, tan hong
yang yi » yang di, yang xi
long do » long d, long du, longer do
wang » wing, wan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or lang) hyoung ((yang yi) or (yang jui)) tan sang minh long do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) hyoung ((yang yi) OR (yang jui)) tan sang minh long do ;*.