Perhaps you should try some spelling variations:
hyoung yang » kyoung yang
yang juan » yang jun, huang juan, jiang juan
juan see » juan rene, juan de, juan e
gong hui » tong hui, tong shui, wang hui
yan jiu » yang jie, yang jin, pang jiu
long du » long d, long do, long run
wang » wan, lang

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 OR wing) hyoung yang juan see yan jiu ((long du) OR (((cong shu) OR (gong hui)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang OR wing) hyoung yang juan see yan jiu ((long du) or (((cong shu) or (gong hui)))) ;~".
• Adding a wildcard symbol may retrieve word variants: (wang OR wing) hyoung yang juan see yan jiu ((long du) or (((cong shu) or (gong hui)))) ;*.