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push- pull : 94 phrases in 24 subjects |
| Agriculture | 2 |
| Automobiles | 1 |
| Aviation | 1 |
| Chemistry | 1 |
| Communications | 12 |
| Computer numerical control | 1 |
| Drilling | 1 |
| Earth sciences | 2 |
| Electric traction | 1 |
| Electronics | 15 |
| General | 1 |
| Immigration and citizenship | 2 |
| Information technology | 4 |
| Loading equipment | 12 |
| Materials science | 1 |
| Measuring instruments | 1 |
| Mechanic engineering | 5 |
| Metallurgy | 1 |
| Mexican | 4 |
| Natural sciences | 1 |
| Spanish | 4 |
| Technology | 13 |
| Transport | 7 |
| Vacuum tubes | 1 |