Accounting	5
Agriculture	110
Antennas and waveguides	2
Art	2
Astronautics	10
Astronomy	1
Automated equipment	7
Banking	4
Business	48
Chemistry	111
Coal	26
Commerce	26
Communications	490
Computer numerical control	2
Construction	115
Criminal law	17
Cultural studies	13
Customs	16
Data processing	1
Demography	12
Earth sciences	173
Ecology	2
Economics	217
Education	21
Electronics	486
Employment	1
Energy industry	28
Environment	128
European Union	6
Finances	633
Fish farming pisciculture	29
Food industry	2
General	817
Government, administration and public services	47
Health care	85
Hobbies and pastimes	9
Human rights activism	14
Immigration and citizenship	32
Industry	70
Information technology	532
Insurance	166
International law	3
International trade	10
Investment	1
Labor law	69
Labor organization	3
Law	1422
Life sciences	83
Marketing	113
Materials science	28
Mathematics	19
Measuring instruments	5
Mechanic engineering	134
Medical	165
Metallurgy	137
Microsoft	26
Mineral products	1
Municipal planning	11
Natural resourses and wildlife conservation	1
Natural sciences	33
Nuclear and fusion power	3
Nuclear physics	3
Patents	61
Pharmacy and pharmacology	25
Physical sciences	5
Politics	77
Private international law	4
Procedural law	42
Religion	2
Research and development	1
Scientific	18
Security systems	7
Social science	43
Sociology	2
Statistics	89
Taxes	22
Technology	89
Trade unions	1
Transport	685
United Nations	1
Work flow	36


Bit
IT tech.	binair cijfer; tweetallig cijfer
math.	bit

eint.