Error analysis (language teaching) ; Second language acquisition (language teaching) ; Zweitspracherwerb (Unterricht) ; Foreign language teaching ; English as a second language; ESL; TESOL ; Worthäufigkeit; Häufigkeitsliste; Frequency list; Frequency (lex.) ; Word frequency ; Learner's dictionary ; Substantivdistribution; Lexikalische Distribution; Lexical distribution; Collostructional analysis; Collexeme analysis ; English