Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong yan » yang yang, dong yang, ying yang
rene tan » rene ten
di rene » di rete, dr rene, i rene
li hong » le hong, li cong, li song
li rong » yi rong, li cong, li song
yan di » yang di, pan di, yan zi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yan di rene tan ((li hong) OR (li rong)) yu ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong yan di rene tan ((li hong) or (li rong)) yu ;*.