The user’s spellcheck search query. Query can not be empty. Maximum of 400 characters and 50 words in the query.

The spellcheck search query country, where potentially the results could come from. The country string is limited to 2 character country codes of supported countries. This is a just a hint for calculating spellcheck responses.

For a list of supported supported values, see Country Codes.

The spell check search language preference, where potentially the results could come from.

The 2 or more character language code for which the spell check search results are provided. This is a just a hint for calculating spell check responses.

For a list of possible values, see Language Codes.