Perhaps you should try some spelling variations:
dong hoang » hong hong
juan rene » juan meng, juan rana
rene wang » wen wang
wang yang » wang yan, wang liang, wang yanling
yang hong » wang hong, yang hongli, quang hong
ya juan » y juan, san juan, roa juan
hong ng » hong kong, hong jong, hong hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong hoanga) or (dong hoang)) ya juan rene wang yang hong ng ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong hoanga) OR (dong hoang)) ya juan rene wang yang hong ng ;.
• Adding a wildcard symbol may retrieve word variants: ((dong hoanga) or (dong hoang)) ya juan rene wang yang hong ng ;*.