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translation from other languages
| Portuguese |
| Spanish |
| frente: 30 phrases in 14 subjects |
| Agriculture | 1 |
| Electric motors | 1 |
| Electricity generation | 2 |
| Electronics | 2 |
| Forestry | 1 |
| General | 4 |
| Human rights activism | 2 |
| Life sciences | 2 |
| Lighting other than cinema | 5 |
| Natural sciences | 1 |
| Radio | 3 |
| Radiobiology | 1 |
| Telegraphy | 1 |
| Transport | 4 |