Chemical kinetics 72 Mathematics 70 Sports 42 Exercise 40 Finite groups 39 Finite element method 30 Groups-- Algebra-- Mathematics 30 Physical education and training 29 Kinetics 28 Physical Education 27 Chemistry 26 Physical fitness 26 Women 25 Biochemistry 24 Enzymes 24 Thermodynamics 24 History 20 Physical Fitness 20 Enzyme kinetics 18 General management 18 Computer science 17 Arts 16 History and criticism 16 Differential equations-- Analysis-- Mathematics 15 Literature 15 Management 15 Physical chemistry 15 Physics 15 Training 15 physiology 15