Teletext
| System
| Teletext | |
| gen. | teletext |
| busin. IT | teletext |
| System | |
| gen. | system |
| busin. | framework |
| comp. | system software |
| earth.sc. mech.eng. | system |
| IMF. | scheme |
| refrig. | system; thermodynamic system |
| social.sc. | drug addiction |
| tech. | method; plan |
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| teletext | |||
| broadcast videography | |||
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| teletext | |||
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Teletext : 8 phrases in 3 subjects |
| Communications | 4 |
| Marketing | 2 |
| Patents | 2 |