Perhaps you should try some spelling variations:
daizong » daizhong, dairong, daisong
daikong » dairong, daisong, daizhong
taikong » taikang, taidong, taiyong
haiyong » hailong, haiyang, haiying
tang* » gang*, tag*, tan*

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: emperor ((daizong OR (daikong OR taikong)) OR haiyong) of tang*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "emperor ((daizong or (daikong OR taikong)) or haiyong) of tang*".