Scripts, Usage page; some Scripts used under Global Settings not showing on the Usage page

Some Scripts used under Global Settings are not showing on the Usage page of the Scripts form.

The following Global usages were not included:

General, GL and Accounting, GL Export events
General, Summary Pages, Standard Blocks Override script
Clients, Addressing, Postal Zone script
Securities, PPSR G2B, Financing Statement script
Users, General, New Wizard Validator script