Kindersprache (pathol.) ; Child language (pathol.) ; Specific language impairment; SLI; Dysgrammatismus (Kindersprache) ; Dysgrammatism (child language) ; Handicapped language acquisition ; Argument structure; Argumentstruktur; Experiencer; Benefactive; Thematic role ; Wortstellung; Satzfolge; Serialisierung; Serialization; Word order ; English