The specification for query spell correction.

JSON representation
  "mode": enum (Mode)

enum (Mode)

The mode under which spell correction should take effect to replace the original search query. Default to Mode.AUTO.


Enum describing under which mode spell correction should occur.

MODE_UNSPECIFIED Unspecified spell correction mode. In this case, server behavior defaults to Mode.AUTO.
SUGGESTION_ONLY Search API will try to find a spell suggestion if there is any and put in the SearchResponse.corrected_query. The spell suggestion will not be used as the search query.
AUTO Automatic spell correction built by the Search API. Search will be based on the corrected query if found.