Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
yuan wang » yuan kang, qian wang, yu wang
chen yuan » chen yulan, chen yun, chen yugang
yan wang » yang yang, qian wang, yan liang
hua chen » jui chen, yu chen, a chen
yuan tan » huan t'an, yuan kang, yuan ting
hong yu » wong yue

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: ((((yuan wang) OR (yuan chang))) OR (yan wang)) wang hua chen yuan tan hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yuan wang) OR (yuan chang))) or (yan wang)) wang hua chen yuan tan hong yu ;~".
• Adding a wildcard symbol may retrieve word variants: ((((yuan wang) OR (yuan chang))) or (yan wang)) wang hua chen yuan tan hong yu ;*.