Perhaps you should try some spelling variations:
lang yang » wang yang, yang yang, lang lang
yulu chen » yu chen
dong sind » dong sin, dong ping
yang yao » yang yang, wang yan, yang yi
yu cheng » yu chen, _ cheng
chan eng » chan fong, chan kang, chan ming
dong bin » dong sin, dong di, dann bin

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yang yao ((yulu chen) or (yu cheng)) chan eng ((dong sind) or (dong bin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yang yao ((yulu chen) OR (yu cheng)) chan eng ((dong sind) OR (dong bin)) ;.
• Adding a wildcard symbol may retrieve word variants: lang yang yao ((yulu chen) or (yu cheng)) chan eng ((dong sind) or (dong bin)) ;*.