Perhaps you should try some spelling variations:
cheng bing » cheng ling, cheng ming, chen ping
cheng jing » chen jing, cheng ling, cheng ming
yan wang » yuan wang, yang yang, qian wang
kong eiu » tonga eiu
wai yan » wang yan, wei yang
wang yu » wang yue, sang yu, wann yu
dong di » dong sin

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

• Performing a fuzzy search may retrieve terms with similar spellings: wai yan wang yu ((cheng jing) OR (cheng bing)) ji ((cong shu) or (((kong eiu) or (dong di)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wai yan wang yu ((cheng jing) OR (cheng bing)) ji ((cong shu) OR (((kong eiu) OR (dong di)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wai yan wang yu ((cheng jing) OR (cheng bing)) ji ((cong shu) or (((kong eiu) or (dong di)))) ;*".