Perhaps you should try some spelling variations:
swash » swath
awash » akash, arash
slash » flash, clash, slas
swans » spans, scans, swaps, sans
swan » san, span
-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 awash) OR wash) OR (smash OR slash)) OR (swans OR swan))(-plate* OR -plates*).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((swash OR awash) or wash) or (smash or slash)) or (swans or swan))(-plate* or -plates*)".
• Adding a wildcard symbol may retrieve word variants: ((((swash OR awash) or wash) or (smash or slash)) or (swans or swan))(-plate* or -plates*)*.