Perhaps you should try some spelling variations:
zwei formen » drei formen
wang yuhan » wang luhang, wang yan, wang yidan
yuhan wang » yuan wang, yan wang, yuhuan huang
wei formen » drei formen, der formen, ii formen
young men » young women
hong ghi » zhong zhi, hong g, hong hai
a david » 2 david, a davis, de david

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 yuhan wang ((wei formen) OR (zwei formen)) a david ((hong ghi) OR (young men)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yuhan wang ((wei formen) OR (zwei formen)) a david ((hong ghi) or (young men)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yuhan wang ((wei formen) OR (zwei formen)) a david ((hong ghi) or (young men)) ;*.