| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] not been [prep] | 206 |
|
| 2 | [vb past] been [prep] [det] | 200 |
|
| 3 | [vb past] not [prep] [det] | 77 |
|
| 4 | not been [prep] [det] | 41 |
|
| 5 | [vb past] not been [det] | 22 |
|
