Perhaps you should try some spelling variations:
liang yuhan » wang yuhan
wang liang » wang yang
yuhan fei » yuan fei, han fei, yan fei
tong yang » dong yang, wang yang, yang yang
fei tong » hui tong, lee tong
li dang » le dang, li gang, li zhang
li wang » l wang, li gang, li wing

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 yuhan fei tong yang ((li dang) or (li wang)) (hai or hadi) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yuhan fei tong yang ((li dang) OR (li wang)) (hai OR hadi) ;.
• Adding a wildcard symbol may retrieve word variants: wang liang yuhan fei tong yang ((li dang) or (li wang)) (hai or hadi) ;*.