Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
zhang ming » zhang xin
jeong shu » jeong su, cong shu
yan wang » yuan wang, yang yang, qian wang
xi cheng » _ cheng, yi chen, li chen
jeong mi » jeong _, jeong su, jeong 情
wei yan » wei yang, wei yuan, wai yan
wang xi » yang xi, wang di, wang li

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

• Performing a fuzzy search may retrieve terms with similar spellings: wei yan wang xi cheng zhang ming ((jeong shu) or (jeong mi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wei yan wang xi cheng zhang ming ((jeong shu) OR (jeong mi)) ;*.