Perhaps you should try some spelling variations:
china yang » china ying, china wang, china chang
dong yang » dong hoang, wang yang, yang yang
yang jin » yang jie, yang jun, ying jin
jin gong » jin song, xian gong, jin ying
gong hui » tong hui, tong shui, wang hui
e a » et a
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yanling) OR (((dong yang) OR (dong sin)))) ((e a) OR (et al)) china yang jin gong hui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yanling) OR (((dong yang) OR (dong sin)))) ((e a) OR (et al)) china yang jin gong hui ;".
• Adding a wildcard symbol may retrieve word variants: ((wang yanling) OR (((dong yang) OR (dong sin)))) ((e a) OR (et al)) china yang jin gong hui ;*.