Erstspracherwerb; First language acquisition; Ontogenese; Language acquisition ; Syntactic development; Morphological development; Morphologie (Spracherwerb) ; Syntax (Spracherwerb) ; Grammatical development ; MLU; Mean length of utterance; Sentence length (child language) ; Spracherwerb (lex.) ; Language acquisition (lex.) ; Vocabulary (language acquisition) ; Dual language acquisition; Bimodal language acquisition; Spracherwerb (biling.) ; Language acquisition (biling.) ; Bilingual language acquisition ; Canada (English language in) ; Kanada (engl. Sprache in) ; English in Canada ; Frankokanadisch; Franco Canadian; Kanada (fr. Sprache in) ; Canada (French language in) ; French in Canada
