Is your database in unicode? If you go into your database and find the same text, can you read it there?

What I am guessing is one of two things. One, you made this content before you fixed the problem, and now because of that, you can't read it, because it was never not in the right encoding when you entered it into the site or you didn't edit this file, includes/classes/db/mysql/query_factory.php .

So, let me know,

CKD