A search on the Internet for "Apple" is likely to return results about the company, the fruit, and various recipes. We could try to narrow it down to just the company by excluding words like pie, tart, crumble, and tree, using a must_not clause in a bool query:인터넷에서 "Apple" 을 검색하면, 회사(company), 과일(fruit) 그리고 다양한 조리법(recipes)에 대한 결과를 반환할 것이다. bool query에서 must_not 절을 사용하여, pie, tart, crumble, 그리고..