แก้ไขได้โดยแก้ไขคำผิด ไม่จำเป็นต้องใช้ตารางทั้งหมด
s solved by fixing typos.It is not neccessary to use all the tables.
 Users:  Id [ number]  Reputation [ number]  CreationDate [ time]  DisplayName [ text]  LastAccessDate [ time]  WebsiteUrl [ text]  Location [ text]  AboutMe [ text]  Views [ number]  UpVotes [ number]  DownVotes [ number]  ProfileImageUrl [ text]  EmailHash [ text]  AccountId [ number] 
SELECT a.Id AS "post_link", a.Body FROM Posts AS q INNER JOIN Posts AS a ON a.Id = q.AcceptedAnswerId WHERE LENGTH(a.Body) < 200 AND q.ClosedDate IS NULL AND (LOWER(a.Body) LIKE '%typo%' OR LOWER(a.Body) LIKE '%spelled wrong%' OR LOWER(a.Body) LIKE '%spelled incorrectly%')