Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
zhang wei » zhen wei
wing tan » wing ian, liang tan, hong tan
tan yang » dan yang, tan ying, tan yong
wang hui » wang hua, wang zhi, wang wei
li sang » le sang, li gang, li san
di li » 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: wing tan yang di li sang minh ((wang hui) or (zhang wei)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing tan yang di li sang minh ((wang hui) OR (zhang wei)) ;*.