Perhaps you should try some spelling variations:
swash » slash, awash
smash » slash
swath » spath, sweath, swanh, sath
swanh » swan, swans, swann
swat » sweat, swan, sat
-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 smash) OR ((swath OR swanh) OR swat))-plate.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((swash or smash) or ((swath OR swanh) or swat))-plate".
• Adding a wildcard symbol may retrieve word variants: ((swash or smash) or ((swath OR swanh) or swat))-plate*.