Perhaps you should try some spelling variations:
tang tang » taizong tang
fang yuan » wang yuhan, wang yan, tang yun
meng yuan » meng hsuan, feng juan
gain yang » daun yang, yin yang
tan yang » tan ying, tan yong, tao yang
dan yang » daun yang, wang yang, yang yang
kang han » kang chen, kong hang, zhang han
xi kang » jin kang, xi zhang

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: tang tang ((fang yuan) OR (meng yuan)) ((((gain yang) OR (tan yang))) OR (dan yang)) xi kang han ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tang tang ((fang yuan) or (meng yuan)) ((((gain yang) OR (tan yang))) or (dan yang)) xi kang han ;~".
• Adding a wildcard symbol may retrieve word variants: tang tang ((fang yuan) or (meng yuan)) ((((gain yang) OR (tan yang))) or (dan yang)) xi kang han ;*.