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| μονάδα εξυπηρέτησης αέρα; μονάδα FRL | |||
| Oeler: 75 phrases in 15 subjects |
| Agriculture | 19 |
| Chemistry | 22 |
| Earth sciences | 1 |
| Economy | 1 |
| Environment | 6 |
| Finances | 1 |
| Fish farming pisciculture | 1 |
| General | 1 |
| Industry | 3 |
| Mechanic engineering | 4 |
| Medical | 3 |
| Metallurgy | 4 |
| Municipal planning | 1 |
| Technology | 1 |
| Transport | 7 |