Perhaps you should try some spelling variations:
ying zhang » ying chang, bin zhang, yan zhang
liang ying » liang liying, huang ying, jiang yajing
zhang ying » zhang ming, zhang jing, zhang ping
zhang han » zhang fan, zhang yan, zhang hanmo
yuan wang » yan wang, yuan kang, yuan chang
kong sara » kong sar
han yuan » yan yuan, fang yuan, whan yun

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

• Performing a fuzzy search may retrieve terms with similar spellings: ying zhang han yuan wang ((liang ying) or (zhang ying)) kong sara ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ying zhang han yuan wang ((liang ying) OR (zhang ying)) kong sara ;*.