Perhaps you should try some spelling variations:
transformer spanned » transformer based
des transformer » dc transformer, se transformer, _ transformer
spanned across » shared across, space across
transfer bei » transfer beim, transfers bei, transfer der
ende des » ende der
bei marc » bei marx, bei maria, bei carl
f net » a net, 1 net, 2 net
_ net » _ new
bis » bias

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: (( bis ende des transformer spanned across ) OR ( luis ((f net) OR (_ net)) transfer bei marc ))~.
• Adding a wildcard symbol may retrieve word variants: (( bis ende des transformer spanned across ) or ( luis ((f net) or (_ net)) transfer bei marc ))*.