Composition (teaching of) ; Zweitspracherwerb (Textproduktion) ; Second language acquisition (text production) ; Text production (second language acquisition) ; Text linguistics, contrastive; Textlinguistik, kontrastive; Contrastive text linguistics ; Redegliederung; Segmentation (text.) ; Segmentierung (text.) ; Textteile; Text segments; Textstruktur; Textorganisation; Structure of texts; Textual organisation; Diskursanalyse (Textlinguistik) ; Discourse analysis (text linguistics) ; Text segmentation ; Text production ; Argumentative discourse ; Essay; Composition ; English ; Japanese