The Candidature Acceptance Procedure and Questionnaire is the document provided by the IOC to Applicant Cities in the first phase of the bid process. It contains explanations about the various steps of the application phase until the selection of Candidate Cities by the IOC Executive Board in July 2014.
Full publication: http://www.olympic.org/Documents/Host_city_elections/2022-Candidature-Acceptance-Procedure-FINAL-with-cover.pdf
(from page 49 the IOC questionnaire about venues)