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abertura : 208 phrases in 32 subjects |
| Agriculture | 19 |
| Antennas and waveguides | 2 |
| Automated equipment | 1 |
| Chemistry | 5 |
| Communications | 11 |
| Construction | 3 |
| Cultural studies | 1 |
| Earth sciences | 4 |
| Electronics | 47 |
| Environment | 1 |
| Finances | 1 |
| Fish farming pisciculture | 6 |
| Fishery fishing industry | 2 |
| General | 3 |
| Health care | 1 |
| Hobbies and pastimes | 16 |
| Industry | 13 |
| Information technology | 8 |
| Labor law | 1 |
| Life sciences | 2 |
| Lighting other than cinema | 2 |
| Materials science | 2 |
| Mechanic engineering | 16 |
| Medical | 15 |
| Metallurgy | 4 |
| Municipal planning | 1 |
| Natural sciences | 2 |
| Physical sciences | 1 |
| Technology | 2 |
| Textile industry | 1 |
| Transport | 12 |
| Water resources | 3 |