Kindersprache (pathol.) ; Child language (pathol.) ; Specific language impairment; SLI; Dysgrammatismus (Kindersprache) ; Dysgrammatism (child language) ; Handicapped language acquisition ; Dual language acquisition; Bimodal language acquisition; Spracherwerb (biling.) ; Language acquisition (biling.) ; Bilingual language acquisition ; Bilingual aphasia; Speech pathology (biling.) ; Sprachenwahl; Language choice; Diglossia ; Auswanderer; Emigrants; Migrant; Aussiedler; Gastarbeiter; Arbeitsmigranten; Immigrants/Emigrants ; Screening (speech therapy) ; Assessment criterion (speech therapy) ; Language intervention; Children (speech therapy with) ; Speech therapy for children ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English ; Canada (English language in) ; Kanada (engl. Sprache in) ; English in Canada