| |||
| element | |||
|
element : 91 phrases in 13 subjects |
| Agriculture | 1 |
| Chemistry | 4 |
| Commerce | 1 |
| Communications | 3 |
| Economics | 2 |
| Environment | 2 |
| Immigration and citizenship | 2 |
| Materials science | 1 |
| Mathematics | 1 |
| Microsoft | 69 |
| Natural sciences | 2 |
| Politics | 2 |
| Technology | 1 |