Cross-cultural pragmatics; Pragmatics, cross-cultural; Pragmatik, interkulturelle; Intercultural communication ; Occupational language behavior ; Unternehmenskommunikation; Business communication; Organizational communication ; Schichtenspezifischer Sprachgebrauch; Kode (Soziolinguistik) ; Code (sociolinguistics) ; Barrierefreiheit; Communication access; Communication barrier; Exklusion (Soziolinguistik) ; Exclusion (sociolinguistics) ; No Child Left Behind Act; Inclusion/Exclusion (sociolinguistics) ; Multilingualism; Polylingualism; Plurilingualism ; English as international medium ; English