Perhaps you should try some spelling variations:
dong hoang » hong hong
era china » a china
hong wang » hong gang, hong kong, hong jong
dong bin » dong sin, dong di, dann bin
wang dan » wang yan, wang ban, wang yidan
yang jui » yang judy, yang di
yang yi » yang di
yang xi » yang di

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong bin) or (dong hoang)) era china hong wang dan ((yang yi) or (((yang jui) OR (yang xi)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong bin) OR (dong hoang)) era china hong wang dan ((yang yi) OR (((yang jui) OR (yang xi)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong bin) or (dong hoang)) era china hong wang dan ((yang yi) or (((yang jui) OR (yang xi)))) ;*".