| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have n't been [prep] | 128 |
|
| 2 | it have been [prep] [det] | 46 |
|
| 3 | have n't been [prep] [det] | 40 |
|
| 4 | it have n't been [det] | 9 |
|
