Man pages matching name acpi in section 1:

acpi.1.de	debian 10 / acpi
acpi.1.en	debian 10 / acpi
acpi.1.de	debian 11 / acpi
acpi.1.en	debian 11 / acpi
acpi.1.de	debian 12 / acpi
acpi.1.en	debian 12 / acpi