feat(natural-languages): adds option (#1147)

Author: nunomaduro

packages/client-search/src/types/SearchOptions.ts

@@ -309,6 +309,14 @@ export type SearchOptions = {
    */
   readonly removeStopWords?: boolean | readonly string[];
 
+  /**
+   * List of supported languages with their associated language ISO code.
+   *
+   * Apply a set of natural language best practices such asignorePlurals,
+   * removeStopWords, removeWordsIfNoResults, analyticsTags and ruleContexts.
+   */
+  readonly naturalLanguages?: readonly string[];
+
   /**
    * When true, each hit in the response contains an additional _rankingInfo object.
    */