Perhaps you should try some spelling variations:
slash » flash, clash, slas
awash » wash, akash, arash
swath » swat
spath » spat, xpath, spate
-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: (((smash OR slash) OR awash) OR (swath OR spath))(-plate OR -plates ).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((smash OR slash) or awash) or (swath or spath))(-plate or -plates )".
• Adding a wildcard symbol may retrieve word variants: (((smash OR slash) or awash) or (swath or spath))(-plate or -plates )*.