| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [adv] been | 2100 |
|
| 2 | it [verb] not been | 954 |
|
| 3 | [verb] [adv] not been | 153 |
|
| 4 | it [verb] [adv] not | 41 |
|
