Man pages matching name ppdi in section 1:

ppdi.1.en	debian 10 / cups-ppdc
ppdi.1.en	debian 11 / cups-ppdc
ppdi.1.de	debian 12 / cups-ppdc
ppdi.1.en	debian 12 / cups-ppdc
ppdi.1.fr	debian 12 / cups-ppdc
ppdi.1.pt	debian 12 / cups-ppdc