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| English thesaurus | |||
| |||
| LD (ssn) | |||
|
Ladder : 106 phrases in 26 subjects |
| Accounting | 1 |
| Agriculture | 1 |
| American usage, not spelling | 1 |
| Astronautics | 1 |
| Aviation | 11 |
| Bible | 1 |
| Botany | 2 |
| Chemistry | 3 |
| Construction | 2 |
| Diplomacy | 1 |
| Economics | 4 |
| Electronics | 1 |
| Finances | 2 |
| General | 23 |
| Hydraulic engineering | 2 |
| Informal | 1 |
| Information technology | 5 |
| Materials science | 3 |
| Mathematics | 1 |
| Microelectronics | 3 |
| Military | 9 |
| Nautical | 16 |
| Oil and gas | 2 |
| Proverb | 5 |
| Technology | 3 |
| Transport | 2 |