Field help (CBOASELTYP) 

This option can be reached if the zone "All types" is not checked. In this case, it makes it possible to limit the inquiry according to the approval type:

SEEINFOIn case of a selection by object (envelope, budget or budget line), if a multiple approval includes the object approval, the multiple approval is also displayed in the list of approvals. For example: In case of a selection by "Envelope", the multiple approvals concerning an envelope and a budget or an envelop and a budget line are also displayed.