Perhaps you should try some spelling variations:
wang taizong » wang shiyong, wang lihong, wang zaibang
fang yuan » wang yuhan, wang yan, meng yuan
chang yun » chong yun, chang hsun, chae yun
zhang han » zhang fan, zhang yan, zhang hanmo
tan yang » dan yang, tan ying, tan yong
yi zhang » li zhang, xi zhang, yi chang
yang yi » yang di, yang xi, 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 taizong ((fang yuan) OR (chang yun)) tan yang yi zhang han ;~.
• Adding a wildcard symbol may retrieve word variants: wang taizong ((fang yuan) or (chang yun)) tan yang yi zhang han ;*.