Perhaps you should try some spelling variations:
wang taizong » wang shiyong, wang lihong, wang zaibang
taizong tang » tang tang
tang yuan » fang yuan, tang yun, wang yuhan
yuan gain » run gain, yuan kai, yuan lin
gain yang » dan yang, daun yang, tan yang
yang han » yang fan, kang han, yang yang
dean » dewan, jean, den

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang taizong tang yuan gain yang di ((yang han) or (yang dean)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang taizong tang yuan gain yang di ((yang han) OR (yang dean)) ;*.