Perhaps you should try some spelling variations:
swash » awash
slash » flash, slas
clash » class, flash, crash
swath » spath, sweath, sath, seath
seath » death, seat, heath
swat » sweat, sat, seat
swan » san, span
-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: ((((swash OR slash) OR clash) OR smash) OR ((swath OR seath) OR (swat OR swan)))-plate.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((swash or slash) or clash) or smash) or ((swath OR seath) or (swat or swan)))-plate".
• Adding a wildcard symbol may retrieve word variants: ((((swash or slash) or clash) or smash) or ((swath OR seath) or (swat or swan)))-plate*.