Perhaps you should try some spelling variations:
wang tang » wang yang, wang liang, wang yan
tang tang » taizong tang
tang yan » wang yan, tang yun, wang yang
kang han » kang chen, kong hang, zhang han
yan dan » dan dana, yan clan, yan guan
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.

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