Perhaps you should try some spelling variations:
cheng ming » cheng bing, cheng ling, chen ping
sein dann » sein kann, sein das, bin dann
yang july » yang judy, yang jun
yu cheng » yu chen, _ cheng
ming jin » ying jin, min jin, ming qing
yang jui » yang judy, yang di, yang xi
dann yu » wann yu

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: (dong OR doing) sein dann yu cheng ming jin ((wang hua) OR (((yang july) OR (yang jui)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(dong or doing) sein dann yu cheng ming jin ((wang hua) or (((yang july) OR (yang jui)))) ;~".
• Adding a wildcard symbol may retrieve word variants: (dong or doing) sein dann yu cheng ming jin ((wang hua) or (((yang july) OR (yang jui)))) ;*.