 |
| SPOT: 27 phrases in 10 subjects |
| Electronics | 1 |
| Finances | 6 |
| Lighting other than cinema | 1 |
| Medical | 1 |
| Piezoelectric crystals | 1 |
| Radio | 7 |
| Telegraphy | 4 |
| Thermal Energy | 1 |
| Transport | 2 |
| Vacuum tubes | 3 |
|
| SPOT: 27 phrases in 10 subjects |
| Electronics | 1 |
| Finances | 6 |
| Lighting other than cinema | 1 |
| Medical | 1 |
| Piezoelectric crystals | 1 |
| Radio | 7 |
| Telegraphy | 4 |
| Thermal Energy | 1 |
| Transport | 2 |
| Vacuum tubes | 3 |