Accounting	2
Agriculture	9
Animal husbandry	1
Art	8
Astronautics	1
Automatic control	3
Business	1
Chemistry	2
Commerce	5
Communications	70
Construction	8
Criminal law	9
Cultural studies	18
Economics	93
Education	52
Electricity generation	1
Electronics	29
Energy industry	45
Environment	68
European Union	2
Finances	67
Fish farming pisciculture	4
Food industry	4
Forestry	1
General	178
Health care	37
Hobbies and pastimes	4
Human rights activism	13
Immigration and citizenship	24
Industry	6
Information technology	266
International trade	6
Labor law	7
Law	51
Life sciences	6
Marketing	2
Materials science	4
Mechanic engineering	2
Medical	11
Metallurgy	4
Microsoft	48
Mineral products	2
Municipal planning	3
Natural sciences	18
Nuclear physics	6
Obsolete / dated	11
Politics	15
Power system protection	1
Procedural law	1
Religion	11
Research and development	29
Security systems	1
Social science	45
Sociology	4
Statistics	15
Taxes	12
Technology	8
Textile industry	1
Transport	36
United Nations	6