Perhaps you should try some spelling variations:
yang wang » yan wang, yang guang, yang liang
yang yang » wang yang, wang yan
tang minh » tang min, kang minah, tuan minh
sang minh » kang minah, anh minh, song min
run gain » run pain
cong ghi » hong ghi, cong shu
yan run » can run, yan kun, bank run

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang wang) OR (yang yang)) yan run gain ((tang minh) or (sang minh)) cong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang wang) OR (yang yang)) yan run gain ((tang minh) OR (sang minh)) cong ghi ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang wang) OR (yang yang)) yan run gain ((tang minh) or (sang minh)) cong ghi ;*".