 |
| barreira: 228 phrases in 44 subjects |
| Agriculture | 8 |
| Antennas and waveguides | 1 |
| Brazil | 1 |
| Cables and cable production | 1 |
| Chemistry | 3 |
| Coal | 1 |
| Commerce | 7 |
| Communications | 4 |
| Construction | 3 |
| Earth sciences | 10 |
| Education | 1 |
| Electric machinery | 1 |
| Electronics | 32 |
| Environment | 14 |
| Finances | 5 |
| Fish farming pisciculture | 1 |
| General | 20 |
| Health care | 8 |
| Hobbies and pastimes | 1 |
| Industry | 5 |
| Information technology | 2 |
| Insurance | 2 |
| Isolation | 1 |
| Law | 2 |
| Life sciences | 6 |
| Materials science | 3 |
| Mathematics | 1 |
| Mechanic engineering | 9 |
| Medical | 4 |
| Metallurgy | 1 |
| Microsoft | 1 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 4 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 5 |
| Radio | 1 |
| Radiobiology | 1 |
| Radiology | 5 |
| Rail transport | 5 |
| Semiconductors | 1 |
| Social science | 2 |
| Statistics | 4 |
| Taxes | 1 |
| Transport | 38 |