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| ثان ؛حسب | |||
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| ثانية | |||
| secondo: 34 phrases in 15 subjects |
| Automatic control | 1 |
| Commerce | 1 |
| Demography | 1 |
| Economy | 3 |
| Electronics | 2 |
| Environment | 1 |
| Fish farming pisciculture | 1 |
| Lighting other than cinema | 2 |
| Mathematics | 6 |
| Microsoft | 5 |
| Power lines | 2 |
| Radio | 1 |
| Radiology | 1 |
| Statistics | 6 |
| Water resources | 1 |