Perhaps you should try some spelling variations:
jian yang » qian yan, dan yang, jia fang
shang hai » shang kai, dang hai, chang ha
zhong zhi » zhang zhi, hong ghi, zhong tai
kang han » kang chen, kong hang, zhang han
sun jian » vun jian, sun japan, sun qiang
yang jin » yang jie, yang jun, ying jin
yan han » man han, yan zhang, yan clan
wang » wing, wan, lang

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 ((yan han) OR (kang han)) sun jian yang jin ((shang hai) OR (zhong zhi)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yan han) or (kang han)) sun jian yang jin ((shang hai) or (zhong zhi)) ;*.