Abbreviation	3
Accounting	1
Additive manufacturing & 3D printing	2
Advertising	2
Agriculture	17
Agronomy	3
Airports and air traffic control	2
Alternative dispute resolution	3
Aluminium industry	2
American usage, not spelling	2
Amphibians and reptiles	1
Animal husbandry	1
Animation and animated films	1
Antennas and waveguides	8
Apollo-Soyuz	1
Applied mathematics	1
Architecture	12
Archiving	1
Artificial intelligence	50
Artillery	1
Astronautics	66
Astronomy	6
Astrophysics	5
Audio electronics	2
Automated equipment	32
Automobiles	81
Aviation	57
Bacteriology	1
Bakery	8
Ballistics	1
Banking	14
Beekeeping	1
Biochemistry	2
Biology	3
Biophysics	3
Biotechnology	8
British usage, not spelling	7
Building materials	4
Building structures	3
Business	23
Business style	2
Cables and cable production	87
Cardiology	6
Cartography	4
Caspian	19
Cement	7
Chemistry	14
Chess	3
Chromatography	5
Cinematography	50
Clinical trial	6
Cloud technologies	3
Combustion gas turbines	7
Commerce	21
Communications	23
Computer graphics	2
Computer networks	33
Computer tomography	1
Computers	73
Computing slang	3
Construction	79
Consulting	2
Contemptuous	1
Cooking	3
Corporate governance	1
Cosmetics and cosmetology	1
Cryptography	3
Cultural studies	5
Customs	1
Cybernetics	1
Cycling other than sport	6
Data processing	9
Databases	10
Dental implantology	8
Dentistry	20
Digital currencies, cryptocurrencies, blockchain	1
Diplomacy	3
Diseases	1
Dog breeding	1
Drilling	20
Drives	1
Ecology	14
Econometrics	1
Economics	49
Education	6
Elections	2
Electric machinery	1
Electric motors	1
Electrical engineering	41
Electricity	4
Electrochemistry	1
Electronics	179
Energy industry	71
Energy system	9
Engineering geology	2
Engines	1
Environment	1
Ethnopsychology	1
European Bank for Reconstruction and Development	7
European Union	1
Explosives and Explosive Ordnance Disposal	2
Facilities	2
Fashion	1
Fiber optic	1
Figurative	1
Finances	22
Firefighting and fire-control systems	4
Fish farming pisciculture	7
Fishery fishing industry	1
Food industry	1
Food service and catering	1
Foreign affairs	2
Foreign exchange market	1
Foreign policy	1
Forest chemistry	1
Forestry	9
Formal	4
Gambling	4
Gas processing plants	2
Gear train	2
General	319
Genetic engineering	1
Genetics	8
Geochemistry	1
Geography	2
Geology	9
Geophysics	64
Gold mining	17
Government, administration and public services	2
Gyroscopes	2
Hacking	3
Health care	1
Heating	1
Helicopters	8
Hi-Fi	3
High energy physics	1
High frequency electronics	1
Historical	1
Horticulture	2
Hotel industry	1
Household appliances	10
Human resources	1
Hydraulic engineering	1
Hydrogeology	1
Hydrology	3
Ice formation	3
Identification systems	1
Immunology	10
Industry	3
Informal	2
Information security and data protection	6
Information technology	217
Insurance	4
Integrated circuits	1
International law	1
International Monetary Fund	3
International relations	3
Internet	8
Investment	6
Ironical	2
Karachaganak	1
Labor law	1
Labor organization	3
Laboratory equipment	4
Lasers	13
Law	46
Librarianship	18
Linguistics	11
Loading equipment	2
Logging	1
Logistics	8
Machine tools	12
Makarov	116
Management	6
Marketing	25
Mass media	141
Materials science	3
Mathematical analysis	11
Mathematics	43
Measuring instruments	8
Mechanic engineering	33
Mechanics	1
Medical	82
Medical appliances	41
Metal science	8
Metallurgy	4
Meteorology	5
Metrology	1
Microbiology	2
Microelectronics	8
Microsoft	65
Military	576
Military aviation	3
Mineral processing	4
Mining	28
Missiles	9
Mobile and cellular communications	2
Molecular biology	1
Molecular genetics	1
Mountaineering	2
Municipal planning	1
Music	17
Nanotechnology	220
NATO	7
Natural resourses and wildlife conservation	3
Nautical	22
Navigation	2
Navy	8
Neural networks	5
Nonferrous industry	1
Notarial practice	1
Nuclear and fusion power	17
Nuclear physics	9
Occupational health & safety	1
Office equipment	10
Oil / petroleum	32
Oil and gas	246
Oil and gas technology	10
Oil processing plants	14
Oilfields	11
Oncology	1
Operation systems	2
Optics branch of physics	4
Packaging	35
Paint, varnish and lacquer	2
Patents	2
Pathology	1
Pharmacology	6
Pharmacy and pharmacology	17
Philology	1
Philosophy	1
Photography	3
Physics	17
Physiology	2
Phytophathology	1
Pipelines	4
Planning	1
Plastics	20
Politics	18
Polygraphy	3
Polymers	18
Postal service	1
Power electronics	1
Production	10
Programming	411
Psychiatry	2
Psychology	3
Public utilities	8
Pulp and paper industry	9
Pumps	2
Quality control and standards	9
Quantum electronics	12
Quantum mechanics	5
Radiation	13
Radio	1
Radioengineering	15
Radiography	1
Radiolocation	3
Radiology	2
Rail transport	47
Real estate	13
Refractory materials	1
Refrigeration	11
Religion	6
Remote sensing	1
Research and development	1
Risk Management	4
Road traffic	2
Road works	5
Robotics	10
Roll stock	7
Sakhalin	36
Sakhalin R	4
SAP	3
SAP finance	3
SAP tech.	10
Scientific	18
Security systems	14
Seismology	15
Semiconductors	1
Shipbuilding	3
Slang	3
Sociology	24
Software	7
Solid-state physics	1
Soviet	1
Space	1
Spectroscopy	3
Sports	6
Stamping	1
Statistics	14
Stock Exchange	7
Surgery	1
Surveying	1
Taxes	6
Technology	212
Telecommunications	184
Television	4
Tengiz	9
Textile industry	11
Theatre	2
Thermal engineering	3
Trade unions	2
Traffic control	2
Transformers	1
Transplantology	5
Transport	90
Travel	4
United Nations	23
Valves	1
Warehouse	1
Water resources	5
Water supply	2
Weapons and gunsmithing	7
Weapons of mass destruction	8
Welding	5
Welfare & Social Security	3
Well control	3
Winemaking	1
Wood processing	20
World trade organization	1
Yachting	4