Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
song minh » sang minh, song min, song ming
shang kai » shang hai
yang jui » yang judy, yang di, yang xi
hong ghi » zhong zhi, hong g, hong hai
li song » li cong, li rong, kim song
jui li » hui 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 yang yang jui li song minh ((hong ghi) or (shang kai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yang jui li song minh ((hong ghi) OR (shang kai)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yang yang jui li song minh ((hong ghi) or (shang kai)) ;*.