Perhaps you should try some spelling variations:
wang yiqian » wang yidan
yiqian wang » yijiang wang, liqin wang, qian wang
sang minh » kang minah, anh minh, song min
hong shu » tong shui, wong shiu, hong seo
wang li » wang lei, wang lin, tang li
li sang » le sang, li gang, li san
li li » li lin, li l, li lu

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

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