Politics and government 23 History 13 Problems, exercises, etc 9 Biography 8 Chinese 7 Malaysia 6 Social conditions 6 Social life and customs 6 Constitutional law 5 English language 5 Music theory 5 Civil service 4 Prime Ministers 4 Armed Forces 3 Economic conditions 3 Ethnicity 3 Examinations, questions, etc 3 Foreign economic relations 3 Foreign relations 3 Music 3 Musical notation 3 Population 3 Public administration 3 Science 3 Score reading and playing 3 Study and teaching 3 Theory of 3 Commerce 2 Communism 2 Condition 2