<dl>
	<dt>Field</dt>
	<dd>
		You can search any field by typing the field name followed by a colon
		":" and then the term you are looking for. If you want to find
		documents which has "Fess" as the document title, you can enter:
		<pre>title:Fess</pre>
		The available fields are "url", "host", "site", "title", "content",
		"content_length", "last_modified" and "mimetype", and they are
		customizable.
	</dd>
	<dt>Sort</dt>
	<dd>

      description: Set a favorite mark to the document
      operationId: setFavorite
      parameters:
        - name: docId
          in: path
          description: Document ID to be favorited
          required: true
          schema:
            type: string
            example: documentid
        - name: queryId
          in: query
          description: Query ID where the document is contained