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water-supply : 245 phrases in 28 subjects |
| Agriculture | 12 |
| Agronomy | 2 |
| Automated equipment | 1 |
| Chemistry | 1 |
| Construction | 74 |
| Earth sciences | 1 |
| Economics | 1 |
| Energy industry | 2 |
| Environment | 17 |
| Finances | 1 |
| Fish farming pisciculture | 1 |
| General | 45 |
| Geology | 2 |
| Health care | 4 |
| Hydrology | 1 |
| Law | 3 |
| Life sciences | 3 |
| Materials science | 6 |
| Mechanic engineering | 5 |
| Medical appliances | 1 |
| Metallurgy | 2 |
| Municipal planning | 4 |
| Natural resourses and wildlife conservation | 29 |
| Nuclear physics | 2 |
| Optics branch of physics | 1 |
| Patents | 3 |
| Statistics | 1 |
| Technology | 20 |