Perhaps you should try some spelling variations:
dong sein » dong sin, dong bin, dong wei
chen ping » chen rong, chen yang, chen wang
sein das » sein des, sein de, sein du
yang jui » yang judy, yang yi
yu chen » yu cheng, yi chen, yulu chen
ping ji » ping jia, jing ji, ping yi
yang xi » yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong sein das yu chen ping ji ((yang jui) or (((yang xi) or (yang di)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong sein das yu chen ping ji ((yang jui) OR (((yang xi) OR (yang di)))) ;*.