$ sudo apt-cache search punjabi
language-pack-gnome-pa - GNOME translation updates for language Punjabi
language-pack-kde-pa - KDE translation updates for language Punjabi
language-pack-gnome-pa-base - GNOME translations for language Punjabi
language-pack-kde-pa-base - KDE translations for language Punjabi
language-pack-pa - translation updates for language Punjabi
language-pack-pa-base - translations for language Punjabi
language-support-pa - metapackage for Punjabi language support
mozilla-firefox-locale-pa-in - Mozilla Firefox Punjabi language/region package
openoffice.org-l10n-pa-in - Punjabi language package for OpenOffice.org
scim-tables-additional - miscellaneous input method data tables for SCIM platform
thunderbird-locale-pa-in - Thunderbird Punjabi language/region package
ttf-punjabi-fonts - Free TrueType fonts for the Punjabi language
aspell-pa - Punjabi Wordlist for Aspell
kde-i18n-pa - Punjabi (pa) internationalized (i18n) files for KDE