Islam Religious aspects 700 Banks and banking 108 Islamic law 84 Doctrines 72 Customs and practices 62 Criticism, interpretation, etc 55 Islamic religious education 54 Missions 52 Muslims 52 Religious life 52 Economics 45 Finance 45 Da'wah (Islam) 44 Zakat 44 History 41 Interpretation and construction 39 Hadith 38 Da`wah (Islam) 36 Prayer 34 Insurance 33 Study and teaching 33 Charities 32 Islamic education 32 Management 28 Marriage 27 Food 26 Social aspects 24 Study and teaching (Secondary) 24 Taxation (Islamic law) 22