Perhaps you should try some spelling variations:
yulu cheng » yu cheng, yuan cheng
kang chung » kung chung, kang young, dang hung
chung chee » chung hee, chang chen, chung chi
yang jing » wang jing, yang jin, huang jing
jing yang » jing fang, ying yang, wang yang
yulu chen » yu chen
chan kang » chung kang, chan eng, chan fong

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang jing yang ((yulu chen) or (yulu cheng)) chan kang chung chee ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang jing yang ((yulu chen) OR (yulu cheng)) chan kang chung chee ;*.