Perhaps you should try some spelling variations:
wang tang » wang yang, tang tang, wang liang
tang fang » tang tang, zhang fang, yang fan
fang yuan » wang yuhan, wang yan, meng yuan
yuan kai » yuan kang, yuan fei, tan kai
kang han » kang chen, kong hang, zhang han
yang yi » yang di, yang jui
yang xi » 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 fang yuan kai ((yang yi) OR (yang xi)) kang han ;~".
• Adding a wildcard symbol may retrieve word variants: wang tang fang yuan kai ((yang yi) OR (yang xi)) kang han ;*.