Sprachenzählung; Demography (linguistics) ; Language census ; Sprachenpolitik; Language management; Language politics ; Language situation ; Multilingualism; Polylingualism; Plurilingualism ; Language planning; Purification of language; Sprachpurismus; Sprachverfall; Language decay; Language cultivation ; Balkan Indo-European languages ; Österreichisch; Austria (German language in) ; Österreich (dt. Sprache in) ; Bairisch in Österreich; Bavarian in Austria; German in Austria ; Slavic languages ; Laki; Kurdish ; Turkish
