Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
zhang ming » zhang xin
ming zhong » xiang zhong, min hong, ming hung
qian wang » yiqian wang, qian rong, yan wang
hua cheng » hua chen, huang cheng, yu cheng
zhong zhi » zhang zhi, hong ghi, zhong tai
qian yan » qian jun, qian yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((qian wang) or (qian yan)) ((hua cheng) OR (yuan cheng)) zhang ming zhong zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((qian wang) OR (qian yan)) ((hua cheng) OR (yuan cheng)) zhang ming zhong zhi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((qian wang) or (qian yan)) ((hua cheng) OR (yuan cheng)) zhang ming zhong zhi ;".
• Adding a wildcard symbol may retrieve word variants: wang ((qian wang) or (qian yan)) ((hua cheng) OR (yuan cheng)) zhang ming zhong zhi ;*.