| |||
| diffuse; widely distributed | |||
|
diffus : 91 phrases in 14 subjects |
| Agriculture | 1 |
| Chemistry | 1 |
| Communications | 5 |
| Earth sciences | 21 |
| Electronics | 3 |
| Energy industry | 2 |
| Environment | 10 |
| General | 1 |
| Life sciences | 2 |
| Mathematics | 2 |
| Medical | 39 |
| Natural sciences | 1 |
| Physical sciences | 1 |
| Technology | 2 |