Perhaps you should try some spelling variations:
slash » flash, slabsh, seash, sash
clash » class, flash, crash
slas » slabs, seas, sas
sath » sathe, saith, sathi
sweat » sweet, swept
spaten » spater, spateren
-plate » -plates, -place

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: (((slash OR clash) OR slas) OR ((sath OR sweat) OR spaten))-plate.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((slash OR clash) or slas) or ((sath or sweat) or spaten))-plate".
• Adding a wildcard symbol may retrieve word variants: (((slash OR clash) or slas) or ((sath or sweat) or spaten))-plate*.