Islam 21 History 14 Heroes 10 Politics and government 10 Biography 8 Religious aspects 8 Conduct of life 7 English language 7 Management 7 Leadership 6 Doctrines 5 Islamic law 5 Armed Forces 4 Armies 4 Army 4 Campaigns 4 Customs and practices 4 Grammar 4 Malay fiction 4 Personnel management 4 Soldiers 4 Usage 4 World War, 1939-1945 4 Communication 3 Computers 3 Dictionaries 3 Economic conditions 3 Education 3 Educational technology 3 Information technology 3