| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [verb] for | 1825 |
|
| 2 | [vb -s] not been [verb] | 1715 |
|
| 3 | [vb -s] not [verb] for | 374 |
|
| 4 | not been [verb] for | 239 |
|
| 5 | [vb -s] not been for | 11 |
|
