Perhaps you should try some spelling variations:
fordern das » fordern als, fordern am, formen das
tong klang » tong king
formen lam » formen im, formen a, formen ab
david hong » david ng
klang iii » klang die, zwang iii
hong hai » shang hai, zhong tai, dang hai
jiao » joao, xiao, jian

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: jiao tong klang iii ((formen lam) OR (fordern das)) david hong hai ;~.
• Adding a wildcard symbol may retrieve word variants: jiao tong klang iii ((formen lam) or (fordern das)) david hong hai ;*.