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| 发作: 820 phrases in 41 subjects |
| Archaeology | 1 |
| Astronautics | 2 |
| Automobiles | 1 |
| Aviation | 12 |
| Botany | 4 |
| Business | 9 |
| Chemistry | 2 |
| Chinese | 1 |
| Diplomacy | 1 |
| Economy | 3 |
| Education | 16 |
| Electrical engineering | 1 |
| Electronics | 7 |
| Environment | 1 |
| Firefighting and fire-control systems | 1 |
| Foreign affairs | 1 |
| Forestry | 1 |
| General | 317 |
| Geology | 3 |
| International law | 1 |
| International Monetary Fund | 6 |
| Law | 4 |
| Linguistics | 1 |
| Medical | 118 |
| Military | 12 |
| Mining | 1 |
| Missiles | 11 |
| Name of organization | 16 |
| Nautical | 2 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 5 |
| Oil processing plants | 4 |
| Politics | 1 |
| Psychiatry | 1 |
| Psychology | 3 |
| Rail transport | 1 |
| Space | 2 |
| Sports | 1 |
| Technology | 204 |
| United Nations | 40 |
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