Perhaps you should try some spelling variations:
wang luhang » wang liang, wang lihong, wang susheng
china zhang » china chang, cheng zhang, chin chang
wang yuhan » wang yan, wang yidan, fang yuan
wei liang » wei qiang, wei shang, wei guang
wee liang » wee ling, wei qiang, ee lian
a china » 2 china, 4 china, 3 china
lang a » lang 3, lang _, erlang a

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: ((wang yuhan) OR (wang luhang)) lang a china zhang ((wei liang) OR (wee liang)) sun ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) or (wang luhang)) lang a china zhang ((wei liang) OR (wee liang)) sun ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yuhan) or (wang luhang)) lang a china zhang ((wei liang) OR (wee liang)) sun ;*.