Perhaps you should try some spelling variations:
zheng silan » zhang silan, zheng alan, zheng bijian
zhao zheng » zhao feng, hao zhang, zhao hong
gao zhang » gao shang, gao zhong, hao zhang
zhang jin » zhang jian, zhang jing, shang jin
xing gao » qing gan, ring gai, xin guo
jin zhao » jin zhuo, min zhao
hong ng » hong kong, hong jong, hong hong
hong a » hong ma, hong w, kong a

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

• Performing a fuzzy search may retrieve terms with similar spellings: xing gao zhang jin zhao zheng silan ((hong a) or (hong ng)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: xing gao zhang jin zhao zheng silan ((hong a) OR (hong ng)) ;*.