Could you please read the sentences below to check them?

Up until now, we sent you a lot of documents in order for the auditors to perform the audit of the years 2018 and 2019

However you stated in the your e mail below that the audits for the years 2018 and 2019 are still outstanding

What else do the auditors ask for in order to complete the audits of the years 2018 and 2019?