Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
shang hai » shang kai, dang hai, chang ha
yong yan » yang yang, dong yang, ying yang
yan daun » wan daud
yan yuan » yan guan, fang yuan, nan yan
yang wei » wang wei, fang wei, zhang wei
yan kun » yan guan

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong yan ((yan daun) or (((yan kun) OR (yan yuan)))) ((yang wei) or (zhen wei)) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yan ((yan daun) OR (((yan kun) OR (yan yuan)))) ((yang wei) OR (zhen wei)) shang hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong yan ((yan daun) or (((yan kun) OR (yan yuan)))) ((yang wei) or (zhen wei)) shang hai ;*".