Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan wang » yiqian wang, qian wang, yan wang
ahsan syed » khan syed
chang min » zhang ming, chang mae, chan ming
han shen » khan sher, can she, han en
min hong » amin hong, tin hong, min hyoung
hong zhi » zhong zhi, hong ghi, zhang zhi
han men » can men, han en, han min

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 ((((han shen) OR (han men))) OR (ahsan syed)) chang min hong zhi ;~.
• Adding a wildcard symbol may retrieve word variants: wang yidan wang ((((han shen) or (han men))) or (ahsan syed)) chang min hong zhi ;*.