Perhaps you should try some spelling variations:
wang bingnan » wang binglin, wang shengnan
wang xinyan » wang xiuyan
zhang dai » zhang fan, zhang wei, zhang yan
dai sheng » lei sheng
sheng guo » shen guo, sheng huo, shen zuo
kai wong » kai hong, kie wong
kai fang » cai fang, kai fa, kai hong

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 xinyan) OR (wang bingnan)) zhang dai sheng guo ((kai wong) OR (kai fang)) sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang xinyan) or (wang bingnan)) zhang dai sheng guo ((kai wong) OR (kai fang)) sau ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang xinyan) or (wang bingnan)) zhang dai sheng guo ((kai wong) OR (kai fang)) sau ;*.