Perhaps you should try some spelling variations:
yang wang » yang yang, yan wang, yang guang
yuan kang » yuan wang, yuan chang, chan kang
yeo chang » ceo zhang, lee chang, po chang
chang mae » chang ha, changes made
mae wong » kie wong
wong yue » wang yue, hong yu
hua yeo » chua yee

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yang wang) or (yuan kang)) hua yeo chang mae wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang wang) OR (yuan kang)) hua yeo chang mae wong yue ;*.