Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
tang minh » tang min, kang minah, tuan minh
sang minh » kang minah, anh minh, song min
yang yan » wang yan, yang fan, yang yao
run gain » run pain
yan run » can run, yan kun, bank run
cong » congo, long, hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang yang yan run gain ((tang minh) or (sang minh)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang yang yan run gain ((tang minh) OR (sang minh)) cong shu ;*.