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|
fire indicator : 29 phrases in 12 subjects |
| Air defense | 1 |
| Anti-air artillery | 1 |
| Astronautics | 1 |
| Aviation | 1 |
| Firefighting and fire-control systems | 2 |
| General | 2 |
| Geology | 1 |
| Jet engines | 3 |
| Law enforcement | 1 |
| Military | 2 |
| Space | 13 |
| Weapons of mass destruction | 1 |