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| nodals | |||
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| atrioventricular | |||
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nodales : 42 phrases in 12 subjects |
| Communications | 8 |
| Earth sciences | 2 |
| Electronics | 8 |
| General | 1 |
| Hobbies and pastimes | 2 |
| Information technology | 4 |
| Life sciences | 1 |
| Medical | 4 |
| Physical sciences | 2 |
| Satellite communications | 1 |
| Technology | 6 |
| Transport | 3 |