Accounting	3
Acoustics	9
Agriculture	48
Animal husbandry	8
Antennas and waveguides	12
Astronomy	2
Automated equipment	48
Automatic control	1
Aviation	2
Business	2
Cables and cable production	2
Canada	1
Chemistry	62
Coal	2
Commerce	22
Communications	106
Computer numerical control	10
Computers	6
Construction	5
Criminal law	1
Cultural studies	1
Customs	2
Data processing	2
Demography	2
Dyalysis	1
Earth sciences	65
Ecology	1
Economics	110
Education	6
Electric motors	4
Electric traction	2
Electronics	287
Employment	1
Energy industry	13
Environment	121
Finances	119
Fish farming pisciculture	5
Fishery fishing industry	16
Food industry	6
Food service and catering	1
Forestry	22
General	200
Health care	52
Hobbies and pastimes	2
Horticulture	1
Human rights activism	8
Hygiene	1
Immigration and citizenship	13
Industry	24
Information technology	52
Insurance	3
International Monetary Fund	70
International trade	9
Labor law	11
Law	145
Life sciences	84
Marketing	17
Materials science	6
Mathematics	24
Measuring instruments	317
Mechanic engineering	19
Mechanics	8
Medical	65
Medical appliances	1
Metallurgy	18
Microsoft	21
Mineral products	1
Municipal planning	1
Name of organization	43
Natural sciences	20
Navigation	1
Nuclear physics	11
Obsolete / dated	2
Oil / petroleum	1
Packaging	22
Patents	36
Pharmacy and pharmacology	19
Physical sciences	1
Politics	32
Procedural law	3
Radiology	1
Religion	2
Remote sensing	4
Research and development	3
Risk Management	1
Security systems	9
Social science	18
Sociology	2
Soil science	1
Statistics	43
Superconductivity	5
Taxes	6
Technology	201
Telephony	3
Textile industry	17
Trade unions	2
Transformers	3
Transport	60
United Nations	68
Water resources	2
Wind Energy	1
Wood processing	2
Work flow	4