Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
jin chang » chin chang, joon chang, ying chang
chang won » chang soon, chang ann, chang min
yan tang » tang tang, yan liang, yan zhang
yan wang » yuan wang, qian wang, yan liang
wan yan » wang yan, nan yan, wai yan
dong di » dong sin
won sin » dong sin, von sinn, wong siu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wan yan) or (dong di)) nan ((((yan tang) OR (yang yang))) or (yan wang)) jin chang won sin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan yan) OR (dong di)) nan ((((yan tang) OR (yang yang))) OR (yan wang)) jin chang won sin ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wan yan) or (dong di)) nan ((((yan tang) OR (yang yang))) or (yan wang)) jin chang won sin ;*".