Perhaps you should try some spelling variations:
liang liang » liang liying, lian xiang, liang ying
wang yuhan » wang luhang, wang yan, wang yidan
yuhan wang » yuan wang, yan wang, yuhuan huang
wang liang » wang yang
wing tan » wing ian, liang tan, hong tan
tan wang » tan yang, yan wang, qian wang
song min » song ming, gong min, jong min
hong hai » shang hai, zhong tai, dang hai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wing tan wang yuhan wang liang liang ((song min) OR (hong hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing tan wang yuhan wang liang liang ((song min) or (hong hai)) ;*.