English language Language Usage Chinese language 2 Malay language 2 Advertising 1 Bilingualism 1 Chinese 1 Code switching (Linguistics) 1 Comparative studies 1 Courtesy 1 Critical discourse analysis 1 English newspapers 1 High school students 1 Malayalis (Indic people) 1 Malaysian students 1 Mandarin dialects 1 Police 1 Police questioning 1 Politeness (Linguistics) 1 Public opinion 1 Radio broadcasting 1 Students 1 Study and teaching 1 Teachers 1 Youth 1