Perhaps you should try some spelling variations:
swash » slash, swath, awash
smash » slash
swat » sweat, swan, stat
seat » set, seit, sea
sat » salt, satz
spat » span, spot, spam
-plate » -place
plates » places

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 (((swat OR seat) OR sat) OR spat))(-plate OR -(plates OR places )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((swash or smash) or (((swat OR seat) or sat) or spat))(-plate or -(plates or places ))".
• Adding a wildcard symbol may retrieve word variants: ((swash or smash) or (((swat OR seat) or sat) or spat))(-plate or -(plates or places ))*.