| English thesaurus | |||
| |||
| RCF | |||
|
Routing Control : 20 phrases in 8 subjects |
| Aviation | 2 |
| Information security and data protection | 1 |
| Mass media | 1 |
| Military | 3 |
| Rail transport | 4 |
| Security systems | 1 |
| Technology | 3 |
| Telecommunications | 5 |
| English thesaurus | |||
| |||
| RCF | |||
|
Routing Control : 20 phrases in 8 subjects |
| Aviation | 2 |
| Information security and data protection | 1 |
| Mass media | 1 |
| Military | 3 |
| Rail transport | 4 |
| Security systems | 1 |
| Technology | 3 |
| Telecommunications | 5 |