Perhaps you should try some spelling variations:
bar window » beam window, year window, lag window
der winde » der linde, der winkel, der winter
window » wirdow, wingow
winde » wirde, winge
wind » wird, wing

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: ((bar window) OR (((der winde) OR (der wind)))).
• Adding a wildcard symbol may retrieve word variants: ((bar window) or (((der winde) or (der wind))))*.