Perhaps you should try some spelling variations:
cheng yang » chen yang, cheng zhang, chen wang
yan wann » yuan wang
yan wang » yuan wang, yang yang, qian wang
yu cheng » yu chen, _ cheng
yang jie » yang jin, yang di, yang jui
kong eiu » tonga eiu
dong bin » dong sin, dong di, dann bin

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 wann) OR (yan wang)) yu cheng yang jie ((cong shu) or (((kong eiu) or (dong bin)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wai ((yan wann) OR (yan wang)) yu cheng yang jie ((cong shu) OR (((kong eiu) OR (dong bin)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wai ((yan wann) OR (yan wang)) yu cheng yang jie ((cong shu) or (((kong eiu) or (dong bin)))) ;*".