Perhaps you should try some spelling variations:
garches » garces, larches, garche, garcher
marcher » marchen, marched, marchese
searches » search, searcher
larche » larcher, larch, lamarche
demarches » demarche, demarcher
marches » marcher
arches » archer

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: ((((garches OR (marches OR marcher)) OR searches) OR ((larche OR marche) OR demarches)) OR arches).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((garches or (marches or marcher)) or searches) or ((larche OR marche) or demarches)) or arches)".
• Adding a wildcard symbol may retrieve word variants: ((((garches or (marches or marcher)) or searches) or ((larche OR marche) or demarches)) or arches)*.