| |||
| 不超过 | |||
|
not exceed : 31 phrases in 15 subjects |
| Aviation | 4 |
| Business | 3 |
| Corporate governance | 1 |
| Economics | 2 |
| Electronics | 1 |
| Foreign trade | 6 |
| General | 2 |
| Mechanics | 1 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Public security | 1 |
| Scientific | 1 |
| Space | 2 |
| Sports | 2 |
| United Nations | 3 |