 |
| boca: 292 phrases in 26 subjects |
| Agriculture | 21 |
| Astronautics | 3 |
| Chemistry | 2 |
| Coal | 6 |
| Communications | 1 |
| Construction | 7 |
| Criminal law | 2 |
| Cultural studies | 3 |
| Earth sciences | 5 |
| Electronics | 3 |
| Fish farming pisciculture | 4 |
| General | 25 |
| Health care | 1 |
| Hobbies and pastimes | 1 |
| Industry | 147 |
| Life sciences | 2 |
| Materials science | 7 |
| Mechanic engineering | 17 |
| Medical | 14 |
| Metallurgy | 1 |
| Municipal planning | 1 |
| Natural resourses and wildlife conservation | 3 |
| Natural sciences | 7 |
| Oil / petroleum | 1 |
| Telephony | 1 |
| Transport | 7 |