Perhaps you should try some spelling variations:
swash » slash, awash
spath » spat, spate, xpath
smash » slash
sath » sathe, saith, sathi
swath » sweath, swanh, sath
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 (swath OR spath)) OR smash) OR (sath OR swat))-plate*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((swash or (swath OR spath)) or smash) or (sath or swat))-plate*".