Perhaps you should try some spelling variations:
wang dong » wang yong, wang hong, wang yang
dong tang » dong yang, dong hoang, hong tan
tang yun » yang yun, chang yun, fang yuan
yun gain » run gain, you gain, n gain
kang hay » eang hay, kang han, kang tae
yang xi » yang jui
yang yi » yang jui
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang dong tang yun gain ((((yang xi) OR (yang yi))) or (yang di)) ((kang hay) or (dang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang dong tang yun gain ((((yang xi) OR (yang yi))) OR (yang di)) ((kang hay) OR (dang hai)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang dong tang yun gain ((((yang xi) OR (yang yi))) or (yang di)) ((kang hay) or (dang hai)) ;*".