Perhaps you should try some spelling variations:
wang liang » wang yang
iii formen » ii formen, die formen, iii form
formen die » formel die, former die, reformen die
yuan wang » yan wang, yuan kang, yuan chang
liang iii » klang iii, liang li, liang wei
die david » de david, dawe david, time david
ng hai » hong hai

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: yuan wang liang iii formen die david ((ng hai) OR (dang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: yuan wang liang iii formen die david ((ng hai) or (dang hai)) ;*.