Perhaps you should try some spelling variations:
swath » swat, spath
spate » spater, space, spite
spaten » spatern, spacen, spiten, spater, spateren
spacerren » spacemen, spacetree
sparren » sparen, sparre, sparring

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: (swath OR (spate OR (spaten OR (spacerren OR sparren))))-plates.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(swath or (spate or (spaten or (spacerren OR sparren))))-plates".
• Adding a wildcard symbol may retrieve word variants: (swath or (spate or (spaten or (spacerren OR sparren))))-plates*.