Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan wang » yiqian wang, qian wang, yan wang
zhang qian » zhang jian, zhang qin, zhang tian
hua chen » jui chen, yu chen, a chen
hong ghi » zhong zhi, hong hai
yi chen » jui chen
hong g » hong ng, hong w, hong 7

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 yidan wang ((((hua ren) OR (hua chen))) OR (yi chen)) zhang qian ((hong ghi) OR (hong g)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yidan wang ((((hua ren) or (hua chen))) or (yi chen)) zhang qian ((hong ghi) OR (hong g)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yidan wang ((((hua ren) or (hua chen))) or (yi chen)) zhang qian ((hong ghi) OR (hong g)) ;*.