Perhaps you should try some spelling variations:
yulu cheng » yulu chen, yuan cheng
dong sein » dong sin, dong bin, dong wei
sein dann » sein kann, sein das, bin dann
yu cheng » yu chen, _ cheng
tong hui » wang hui
hui ying » huei ying, hoi ying, hui ping
ying yue » yang yue, wang yue, wong yue

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "dong sein dann ((yulu cheng) OR (yu cheng)) tong hui ying yue ;~".
• Adding a wildcard symbol may retrieve word variants: dong sein dann ((yulu cheng) OR (yu cheng)) tong hui ying yue ;*.