Perhaps you should try some spelling variations:
shang hai » shang kai, dang hai, chang ha
zhong zhi » zhang zhi, hong ghi, zhong tai
dong yang » dong hoang, wang yang, yang yang
tang min » chang min, sang minh, yang mind
dong nan » dong sin, dong bin, dong cao
hua chen » jui chen, yu chen, a chen
yang min » yang mind, yang jin, yang lin
yaa hua » ya hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong nan) OR (dong yang)) yaa hua chen ((yang min) or (tang min)) ((zhong zhi) or (shang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong nan) OR (dong yang)) yaa hua chen ((yang min) OR (tang min)) ((zhong zhi) OR (shang hai)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong nan) OR (dong yang)) yaa hua chen ((yang min) or (tang min)) ((zhong zhi) or (shang hai)) ;".
• Adding a wildcard symbol may retrieve word variants: ((dong nan) OR (dong yang)) yaa hua chen ((yang min) or (tang min)) ((zhong zhi) or (shang hai)) ;*.