 |
| period control: 18 phrases in 14 subjects |
| Accounting | 1 |
| Astronautics | 1 |
| Aviation | 2 |
| Ecology | 1 |
| Economy | 1 |
| Energy industry | 2 |
| Mechanics | 1 |
| Nuclear and fusion power | 1 |
| Physics | 1 |
| Quality control and standards | 1 |
| Robotics | 1 |
| SAP | 1 |
| SAP finance | 3 |
| Technology | 1 |
|
| period control: 18 phrases in 14 subjects |
| Accounting | 1 |
| Astronautics | 1 |
| Aviation | 2 |
| Ecology | 1 |
| Economy | 1 |
| Energy industry | 2 |
| Mechanics | 1 |
| Nuclear and fusion power | 1 |
| Physics | 1 |
| Quality control and standards | 1 |
| Robotics | 1 |
| SAP | 1 |
| SAP finance | 3 |
| Technology | 1 |