Perhaps you should try some spelling variations:
zhang xin » zhang jian, zhang ming, zhang fan
yan clan » das clan, yan guan
yan yuan » yan guan, fang yuan, nan yan
gan guan » yan guan, quan guan, fan guon
xin song » jin song, xin tong, kim song
zhen » zheng, when, chen
shin » skin, sein, thin

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: lang ((((yan clan) OR (yan yuan))) OR (gan guan)) zi zhen zhang xin song shin ;~.
• Adding a wildcard symbol may retrieve word variants: lang ((((yan clan) or (yan yuan))) or (gan guan)) zi zhen zhang xin song shin ;*.