Perhaps you should try some spelling variations:
ying yang » yin yang, ying chang, wang yang
yang yang » wang yang, wang yan
kang chen » chang chen, jane chen, tang chun
man yong » tan yong, wang yong, man houng
yong jin » yang jin, ying jin, song jin
eang hay » dang hai
kang han » kong hang, zhang han, dang hai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((ying yang) OR (yang yang)) yue man yong jin ((eang hay) OR (((kang han) OR (kang chen)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((ying yang) OR (yang yang)) yue man yong jin ((eang hay) or (((kang han) or (kang chen)))) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((ying yang) OR (yang yang)) yue man yong jin ((eang hay) or (((kang han) or (kang chen)))) ;*.