Discourse analysis (pragm.) ; Diskursgrammatik; Gesprächsanalyse; Konversationsgrammatik; Conversational analysis (pragm.) ; Cross-cultural pragmatics; Pragmatics, cross-cultural; Pragmatik, interkulturelle; Intercultural communication ; Ethnopragmatik; Ethnopragmatics; Culture-specific communication ; Unternehmenskommunikation; Business communication; Organizational communication ; Sprache und Ökonomie; Language and economy ; English as international medium ; English ; Portugiesisch in Brasilien; Portuguese in Brazil; Brazilian