Bilingual aphasia; Speech pathology (biling.) ; BAT ; Case study (pathol.) ; Pathologische Sprachproduktion; Pathological language production; Speech production (pathol.) ; Clinical linguistics ; Language comprehension (pathol.) ; Processability theory; Language comprehension (second language acquisition) ; Neuseeland (engl. Sprache in) ; New Zealand (English language in) ; Pākehā; English in New Zealand ; Mandarin; Kantonesisch; Cantonese; Putonghua; Sinitic; Hakka; Yue; Chinese