So what ARE the word of mouth teachings passed down?
You have not yet answered that question.
Give us examples.
Specifics.
List the word of mouth teachings passed down from the apostles that you KNOW are from the apostles, and that you KNOW have been passed down faithfully in the form in which they were given.
Show us the path of transmission, who the word of mouth teachings were handed down to and from.
Why??? would you then accept that information...I didn't think so.