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| luz intermitente | |||
| sinal de tornar a chamar sob supervisão | |||
| luz relampejante | |||
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flashing : 59 phrases in 13 subjects |
| Chemistry | 4 |
| Coal | 1 |
| Communications | 11 |
| Earth sciences | 1 |
| Electronics | 2 |
| General | 9 |
| Industry | 6 |
| Lighting other than cinema | 2 |
| Materials science | 1 |
| Mechanic engineering | 6 |
| Metallurgy | 9 |
| Rail transport | 2 |
| Transport | 5 |