| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] not be [vb pp] | 1323 |
|
| 2 | it [modal v] not be [vb pp] | 1323 |
|
| 3 | [pron] could not be [vb pp] | 649 |
|
| 4 | [pers pn] could not be [vb pp] | 442 |
|
| 5 | it could [adv] be [vb pp] | 415 |
|
| 6 | it could not be [verb] | 177 |
|
| 7 | it could not be [vb pp] | 176 |
|
| 8 | it could not [be] [vb pp] | 176 |
|
| 9 | it could not be [vb pp] | 176 |
|
