Sampling; Language corpus; Sprachkorpus; Datensammlung; Data collection; Textkorpus (method.) ; Text corpus (method.) ; Corpus linguistics ; SUSANNE corpus ; Transformational grammar; Minimalist program; Economy of derivation; Greed, principle of; Procrastinate, principle of; Full interpretation, principle of; Principles and parameters theory; Prinzipien- und Parametermodell; Generative grammar ; Usage-based grammar; Functional discourse grammar; Exemplar-based grammar; Functional grammar ; Frequency (synt.) ; Validity (method.) ; Evaluation criterion (method.) ; Introspection (method.) ; Selbstbeobachtung (method.) ; Phänomenographie ; Techniques (in research) ; Research techniques ; Grammatizität; Grammaticalness ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English