Perhaps you should try some spelling variations:
wan hyoung » wang hyoung, man houng, min hyoung
hyoung yan » kyoung yang, hyoung gun, kyoung yun
yulu chen » yu chen
eng chung » fung chung, kung chung, tung chung
chung hui » chuang hui, chun hui, chung hee
yu cheng » yu chen, _ cheng
chan eng » chan fong, chan kang, chan ming

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan hyoung yan ((yulu chen) or (yu cheng)) chan eng chung hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan hyoung yan ((yulu chen) OR (yu cheng)) chan eng chung hui ;*.