Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan yang » dan yang, yin yang
minh wong » minh cong, min hong, ming kong
wong siu » wong shiu, kong siu, wong sau
yang xi » yang di, yang yi, yang jui
wu sang » wu kang, wu guang, wu hsing
du sang » du yang

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yidan yang xi ((wu sang) OR (du sang)) minh wong siu ;~".
• Adding a wildcard symbol may retrieve word variants: wang yidan yang xi ((wu sang) OR (du sang)) minh wong siu ;*.