Category (theory of grammar) ; Natürlichkeit; Naturalness; Markedness (theory of grammar) ; Learnability (of language) ; Lernbarkeit (von Sprache) ; Spracherwerb (Theorie) ; Language acquisition (theory of) ; Poverty of the stimulus-argument; Theory (language acquisition) ; Minimalist program; Generative theory of language ; Core/periphery (theory of language) ; Periphery (theory of language) ; Center/periphery (theory of language) ; Syntax (Theorie) ; Syntactic theory; Theory (synt.)
