push-pull
| drift
| push-pull | |
| el. | push-pull operation; push-pull |
| drift | |
| agric. | drove; management |
| el. | Operation; drift |
| life.sc. | stone drift |
| med. | cultivation; impulse; conation; drive; farming |
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| push-pull operation; push-pull | |||
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push-pull : 12 phrases in 5 subjects |
| Communications | 2 |
| Electronics | 5 |
| Information technology | 3 |
| Mechanic engineering | 1 |
| Natural sciences | 1 |