Perhaps you should try some spelling variations:
wang liang » wang yang
zhang qian » zhang jian, zhang qin, zhang tian
yan liang » yang liang, you liang, yan wang
jia cheng » jia shen, jia zhang
qian wang » yiqian wang, qian rong, qian yan
xi cheng » _ cheng, yi chen, li chen
wang sun » wang jun, wing sun, gang sung

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 OR lang) ((yan liang) OR (wang liang)) ((jia cheng) OR (xi cheng)) zhang qian wang sun ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or lang) ((yan liang) OR (wang liang)) ((jia cheng) or (xi cheng)) zhang qian wang sun ;~".
• Adding a wildcard symbol may retrieve word variants: (wang or lang) ((yan liang) OR (wang liang)) ((jia cheng) or (xi cheng)) zhang qian wang sun ;*.