ESP; English for academic purposes; EAP ; Sampling; Language corpus; Sprachkorpus; Datensammlung; Data collection; Textkorpus (method.) ; Text corpus (method.) ; Corpus linguistics ; Phraseologie; Idioms; Phraseology ; Lexikometrie; Lexicometry; Automated Similarity Judgment Program; ASJP; Lexicostatistics ; Sachtext; Scientific article; Sachbuch; Nonfiction; Technical discourse ; Citation; Referenz (text.) ; Quotation ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English