Perhaps you should try some spelling variations:
wang liang » wang yang
liang ying » liang liying, huang ying, zhang ying
dang hadi » dang hai
tan yong » tan hong, tan kong, tan yang
hong hai » shang hai, zhong tai, dang hai
yong di » yang di, dong di, gong di
4 tan » _ tan, 4 tab, 4 tas

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang ying 4 tan yong di ((hong hai) or (dang hadi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang ying 4 tan yong di ((hong hai) OR (dang hadi)) ;.
• Adding a wildcard symbol may retrieve word variants: wang liang ying 4 tan yong di ((hong hai) or (dang hadi)) ;*.