| English thesaurus | |||
| |||
| SIC | |||
|
Symbolic Instruction Code : 22 phrases in 10 subjects |
| Air defense | 3 |
| Automobiles | 1 |
| Business | 1 |
| Earth sciences | 1 |
| Electronic commerce | 4 |
| Electronics | 6 |
| Information technology | 1 |
| Multimedia | 1 |
| Project management | 1 |
| Telecommunications | 3 |