| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could not [be] [verb] | 177 |
|
| 2 | it could not [be] [vb pp] | 176 |
|
| 3 | it [modal v] not [be] said | 51 |
|
| 4 | it could [adv] [be] said | 35 |
|
| 5 | [pron] could not [be] said | 23 |
|
| 6 | it could not [be] say | 16 |
|
| 7 | it could not [be] said | 16 |
|
