code: func (q *MoreLikeThisQuery) LikeText(likeTexts ...string) *MoreLikeThisQuery {
  	for _, s := range likeTexts {
  		item := NewMoreLikeThisQueryItem().LikeText(s)
  		q.docs = append(q.docs, item)
  	}
  	return q
  }
docs: // LikeText sets the text to use in order to find documents that are "like" this.