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lavagem : 146 phrases in 19 subjects |
| Agriculture | 15 |
| Chemistry | 4 |
| Coal | 3 |
| Construction | 3 |
| Earth sciences | 6 |
| Energy industry | 3 |
| Environment | 15 |
| Finances | 4 |
| General | 19 |
| Health care | 3 |
| Industry | 37 |
| Materials science | 3 |
| Mechanic engineering | 2 |
| Medical | 1 |
| Metallurgy | 2 |
| Municipal planning | 1 |
| Patents | 13 |
| Technology | 8 |
| Transport | 4 |