Perhaps you should try some spelling variations:
wang liang » wang yang
chin zhang » china zhang, chin chang, cheng zhang
zhang hong » zhang rong, change hong, zhang zhang
tong shui » tong hui, cong shu, gong hui
wang lin » wang li, yang lin, wang limin
wang qin » wang qiao, wang jing, wang ning
kong » long, pong, ong

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 liang ((wang lin) OR (wang qin)) chin zhang hong ((kong sar) OR (tong shui)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang ((wang lin) or (wang qin)) chin zhang hong ((kong sar) or (tong shui)) ;*.