| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] not been | 55 |
|
| 2 | [vb -s] still not been | 21 |
|
| 3 | [vb -s] certainly not been | 10 |
|
| 4 | [vb -s] probably not been | 5 |
|
