Sampling; Language corpus; Sprachkorpus; Datensammlung; Data collection; Textkorpus (method.) ; Text corpus (method.) ; Corpus linguistics ; Information theory ; Multidisciplinary research ; Discourse analysis (pragm.) ; Diskursgrammatik; Gesprächsanalyse; Konversationsgrammatik; Conversational analysis (pragm.) ; Communication research ; Rhetoric ; Discourse analysis (text.) ; Text analysis