Task: Text to Code
Input (English): Step 1: find the document_code of Documents table.
Step 2: find the document_type_code of Documents table for which access_count greater than 10000.
Step 3: show the rows that are in the results of step 1 but not in the results of step 2
Output (English): SELECT document_code FROM Documents EXCEPT SELECT document_type_code FROM Documents WHERE access_count > 10000