Perhaps you should try some spelling variations:
swash » smash, awash
slash » flash, slas
clash » class, flash, crash
swath » swat, spath
seat » set, seit, sea
swan » san, span

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 (slash OR clash)) OR (swath OR (seat OR swan)))-place.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((swash or (slash OR clash)) or (swath or (seat or swan)))-place".
• Adding a wildcard symbol may retrieve word variants: ((swash or (slash OR clash)) or (swath or (seat or swan)))-place*.