Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
wang yang » wang yan, wang liang, wang yanling
hong than » hong tan, long thanh, hong hai
wong shiu » cong shu, song shin, wong sau
eng hong » hong hong, kong hong, ong chong
wong siu » kong siu, wong sau, wong siew
yang l1 » yang li, yang all, yang lin

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

• Performing a fuzzy search may retrieve terms with similar spellings: yuan wang yang l1 eng hong than ((wong shiu) or (wong siu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan wang yang l1 eng hong than ((wong shiu) OR (wong siu)) ;*.