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| 修行: 136 phrases in 21 subjects |
| Artillery | 1 |
| Aviation | 2 |
| Cartography | 1 |
| Construction | 1 |
| Drilling | 1 |
| Education | 1 |
| Electronics | 4 |
| Environment | 1 |
| General | 75 |
| Historical | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Military | 4 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Patents | 1 |
| Religion | 1 |
| Technology | 35 |
| United Nations | 1 |
| Work flow | 1 |
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