The pages you are looking for on ministerial surveys were relocated several months ago for security reasons. I have repeatedly notified the UUA Transitions office and webmaster but as far as I know they have not bothered to correct the UUA site. It couldn't hurt if you asked the Transitions office to make the change.
Their contact is email@example.com
and the page in question is
If you are part of the search committee of a UU congregation, please contact me directly at firstname.lastname@example.org identifying your congregation and I will provide you with the correct links.
Dr. Paul Riedesel