| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb -s] [not/n't] [verb] [prep] | 2219 |
|
| 2 | system [verb] [not/n't] [verb] [prep] | 30 |
|
| 3 | system [vb -s] [adv] [verb] [prep] | 24 |
|
