Sprachenpolitik; Language management; Language politics ; History of language (sociolinguistics) ; Multilingualism; Polylingualism; Plurilingualism ; Lëtzeburgesch; Luxemburgisch (deutscher Dialekt) ; Luxembourgish ; Middle High German ; Middle Low Franconian; Mittelniederfränkisch; Middle Dutch ; Belgien (dt. Sprache in) ; Belgium (German language in) ; German in Belgium ; Flemish ; Belgien (fr. Sprache in) ; Belgium (French language in) ; French in Belgium ; Old Walloon ; Middle French ; Luxembourgeois
