Terminology (linguistic) ; Spracherwerb (Schriftsprache) ; Language acquisition (written language) ; Kindersprache (Schriftsprache) ; Child language (written language) ; Schrifterwerb (psycholing.) ; Written language acquisition (psycholing.) ; Developmental dyslexia; Reading disability; Leseschwäche; Rechtschreibschwäche; Lese-Rechtschreibschwäche; LRS; Legasthenie; Dyslexia ; Pathologischer Spracherwerb (phon.) ; Phonological development (pathol.) ; Spracherwerb und neurologische Entwicklung; Language acquisition and neurological development; Sprache und Denken (Ontogenese) ; Language and thought (ontogenesis) ; Cognitive development; Language acquisition and cognitive development ; Neuropathology