| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] not [prep] | 4570 |
|
| 2 | [vb past] not [prep] | 808 |
|
| 3 | [vb past] [is] not | 38 |
|
| 4 | [vb past] [is] [prep] | 22 |
|
