Perhaps you should try some spelling variations:
taizong tang » tang tang
tang zheng » wang zheng, fang sheng, fang zhen
hong sheng » hong cheng, fang sheng, hong hong
dong sheng » dung sheng, fang sheng, bing sheng
yuan linn » duan lian, yuan li, yuan ming
yuan lin » yuan li, duan lian, huang lin

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: taizong tang zheng ((yuan lin) OR (yuan linn)) yang di ((hong sheng) OR (dong sheng)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "taizong tang zheng ((yuan lin) or (yuan linn)) yang di ((hong sheng) OR (dong sheng)) ;~".
• Adding a wildcard symbol may retrieve word variants: taizong tang zheng ((yuan lin) or (yuan linn)) yang di ((hong sheng) OR (dong sheng)) ;*.