ADVANCED ANALYTICAL CHEMISTRY 13 Management 13 Engineering 9 Literature 9 Crystallography 8 Logic circuits, logic design of circuits, very large scale integration (VLSI) 8 Microbiology 7 Personnel management 7 Quantum mechanics; Physics 7 Chemistry 6 Tax Law 6 Additional reactions 5 Chiral catalysis 5 Income Tax 5 Income Tax Law 1961 5 Nutrition 5 Optical rotation 5 Organic synthesis 5 Stereochemistry 5 Aquatic environment 4 Food 4 Habitats 4 International business enterprises 4 Literature Sanskrit 4 Modern ecology 4 Physiology 4 Psychology 4 Astronomy 3 Astrophysics; Descriptive astronomy 3 Biography 3