Finland ; Sweden ; Sampling; Language corpus; Sprachkorpus; Datensammlung; Data collection; Textkorpus (method.) ; Text corpus (method.) ; Corpus linguistics ; Standard Corpus of Present-Day Edited American English ; COHA ; Frown ; F-LOB ; ICLE ; Worthäufigkeit; Häufigkeitsliste; Frequency list; Frequency (lex.) ; Word frequency ; Periphery (linguistic geography) ; Core/periphery (linguistic geography) ; Three circles model (of world Englishes) ; Center/periphery (linguistic geography) ; Grammatisierung; Grammaticization; Kreolisierung; Creolization; Subjektivierung; Subjectification; Grammaticalization ; Sprachwandel (synt.) ; Syntactic change ; Sprachwandel (lex.) ; Language change (lex.) ; Vocabulary change ; Zweitspracherwerb (ungesteuerter) ; Second language acquisition (untutored) ; Natürlicher Zweitspracherwerb; Second language acquisition ; Zweitspracherwerb (Textproduktion) ; Second language acquisition (text production) ; Text production (second language acquisition) ; Lemmata ; Indefinite pronoun ; Modal verb ; Complementizer; Satzkonjunktion; Subjunktion; Conjunction ; Early Modern English ; Other varieties of English