Perhaps you should try some spelling variations:
dong sina » dong bin, dong ping
yang jind » yang jing, yang mind, yang cindy
hua chen » jui chen, yu chen, a chen
yang jin » yang jie, yang jun, ying jin
hong hai » shang hai, zhong tai, dang hai
yaa hua » ya hua
sina » signa, sinda, skina
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong sina) or (dong sin)) yaa hua chen ((yang jin) or (yang jind)) hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong sina) OR (dong sin)) yaa hua chen ((yang jin) OR (yang jind)) hong hai ;.
• Adding a wildcard symbol may retrieve word variants: ((dong sina) or (dong sin)) yaa hua chen ((yang jin) or (yang jind)) hong hai ;*.