Perhaps you should try some spelling variations:
sein dann » sein kann, sein das, bin dann
chen jing » chen ping, cheng bing, cheng ling
jing jin » jing ji, ying jin, jing jia
wang yue » wong yue, wang hua, wang yan
yu chen » yu cheng, yi chen, yulu chen
yang yi » yang di, yang xi, yang jui
bin da » bin ja, bin dann

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 ((sein dann) OR (bin da)) yu chen jing jin ((wang yue) OR (yang yi)) ;~.
• Adding a wildcard symbol may retrieve word variants: dong ((sein dann) or (bin da)) yu chen jing jin ((wang yue) or (yang yi)) ;*.