Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
dong sind » dong sin, dong ping
yulu chen » yu chen
dong bin » dong sin, dong di, dann bin
yu cheng » yu chen, _ cheng
rong sun » cong sun, rong su, rong yu
li rong » yi rong, li cong, li song

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong yang) or (((dong sind) OR (dong bin)))) ya ((yu cheng) or (yulu chen)) gan li rong sun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (((dong sind) OR (dong bin)))) ya ((yu cheng) OR (yulu chen)) gan li rong sun ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong yang) or (((dong sind) OR (dong bin)))) ya ((yu cheng) or (yulu chen)) gan li rong sun ;*".