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| твердокаменный непоколебимый, упорный | |||
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de roca : 141 phrases in 17 subjects |
| Aviation | 3 |
| Construction | 2 |
| Cooking | 1 |
| Environment | 3 |
| Fish farming pisciculture | 2 |
| Fishery fishing industry | 1 |
| Forestry | 4 |
| General | 10 |
| Geology | 72 |
| Geophysics | 2 |
| Ichthyology | 1 |
| Mineralogy | 2 |
| Mining | 2 |
| Oil / petroleum | 22 |
| Technology | 11 |
| Tectonics | 2 |
| Water resources | 1 |