Perhaps you should try some spelling variations:
yuan kang » yuan wang, yuan chang, chan kang
hong than » hong tan, long thanh, hong hai
than kong » tan kong, thang long, than one
kong sara » kong sar
ying hua » ming hua, wang hua, ying zhu
yang jui » yang judy, yang di, yang xi
eng hong » hong hong, kong hong, ong chong

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

• Performing a fuzzy search may retrieve terms with similar spellings: yuan kang ((ying hua) or (yang jui)) eng hong than kong sara ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan kang ((ying hua) OR (yang jui)) eng hong than kong sara ;*.