Usage-based grammar; Functional discourse grammar; Exemplar-based grammar; Functional grammar ; Word frequency effect (psycholing.) ; Versprecherhäufigkeit; Speech error rate; Frequency (psycholing.) ; Syntactic development; Morphological development; Morphologie (Spracherwerb) ; Syntax (Spracherwerb) ; Grammatical development ; Dual language acquisition; Bimodal language acquisition; Spracherwerb (biling.) ; Language acquisition (biling.) ; Bilingual language acquisition ; Imperfekt; Imperfect; Imparfait; Preterite; Indefinido; Past tense ; 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