| System | |
| gen. | system |
| busin. | framework |
| comp. | system software |
| earth.sc. mech.eng. | system |
| IMF. | scheme |
| refrig. | system; thermodynamic system |
| social.sc. | drug addiction |
| tech. | method; plan |
|
two : 6 phrases in 6 subjects |
| Artificial intelligence | 1 |
| Automobiles | 1 |
| Communications | 1 |
| General | 1 |
| Life sciences | 1 |
| Microsoft | 1 |