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| geschlossenes System | |||
| abgeschlossenes System | |||
| закрытая система: 33 phrases in 12 subjects |
| Automobiles | 4 |
| Brewery | 2 |
| Chemistry | 1 |
| Construction | 12 |
| Energy industry | 1 |
| Food industry | 1 |
| Geology | 1 |
| Medical appliances | 5 |
| Oil / petroleum | 2 |
| Shipbuilding | 2 |
| Sociology | 1 |
| Water supply | 1 |