| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | system [verb] them | 22 |
|
| 2 | system [to-vb] them | 11 |
|
| 3 | systems [verb] them | 11 |
|
| 4 | system [vb -s] them | 9 |
|
| 5 | system [vb past] them | 9 |
|
| 6 | system allow them | 5 |
|
