Language teaching ; Second language acquisition (language teaching) ; Zweitspracherwerb (Unterricht) ; Foreign language teaching ; Sentence processing; Language processing; Language comprehension ; Second language acquisition (psycholing.) ; Transtextualität; Transtextuality; Hypertextualität; Hypertextuality; Hypotextualität; Hypotextuality; Intertextuality ; Portugiesisch in Brasilien; Portuguese in Brazil; Brazilian