Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan wang » yiqian wang, qian wang, yan wang
zhang ming » zhang xin
ren zhang » zhen zhang, bin zhang, ceo zhang
hong ghi » zhong zhi, hong g
hong hai » shang hai, zhong tai, dang hai
hua ren » hua chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yidan wang hua ren zhang ming ((hong ghi) or (hong hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yidan wang hua ren zhang ming ((hong ghi) OR (hong hai)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yidan wang hua ren zhang ming ((hong ghi) or (hong hai)) ;*.