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