Erstspracherwerb; First language acquisition; Ontogenese; Language acquisition ; Dual language acquisition; Bimodal language acquisition; Spracherwerb (biling.) ; Language acquisition (biling.) ; Bilingual language acquisition ; Auslandsdeutsch; Deutsch im Ausland; German abroad; Other varieties of German ; Ungarn (dt. Sprache in) ; Hungary (German language in) ; Donauschwaben; German in Hungary
