Perhaps you should try some spelling variations:
wang yang » wang liang, wang yanling
yang wang » yang yang, yan wang, yang guang
kong hang » kong hong, kong land, long han
kong heng » kong hong, dong sheng, hong cheng
yan guan » gan guan, yan yuan, yang guang
kang han » kang chen, zhang han, dang hai
yang xi » yang di, yang jui
yang yi » yang di, yang jui

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 yang wang yan guan ((yang xi) OR (yang yi)) ((kang han) OR (((kong hang) OR (kong heng)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang wang yan guan ((yang xi) or (yang yi)) ((kang han) or (((kong hang) OR (kong heng)))) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang wang yan guan ((yang xi) or (yang yi)) ((kang han) or (((kong hang) OR (kong heng)))) ;*.