Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
kim chai » ka chai
chai tan » chai tam, chai onn
tan sang » tan yang, tang tang, tan hong
hong hai » shang hai, zhong tai, hong tan
nan yan » nan ya, wang yan, qian yan
yan kim » tan kim, yap kim, yong kim

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: nan yan kim chai tan sang minh ((hong hai) OR (dang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: nan yan kim chai tan sang minh ((hong hai) or (dang hai)) ;*.