| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [not/n't] been | 3093 |
|
| 2 | [not/n't] been for | 357 |
|
| 3 | [vb -s] been for | 163 |
|
| 4 | [vb -s] [not/n't] for | 12 |
|
