| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] by [det] | 718 |
|
| 2 | not been [verb] by | 349 |
|
| 3 | not [verb] by [det] | 303 |
|
| 4 | not been [verb] [det] | 44 |
|
