| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there [vb past] not been | 87 |
|
| 2 | but there [vb past] been | 78 |
|
| 3 | but [vb past] not been | 28 |
|
| 4 | but there [vb past] not | 17 |
|
