| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could not be [verb] | 123 |
|
| 2 | but it could be [verb] | 32 |
|
| 3 | but it could not [verb] | 22 |
|
| 4 | but it could not be | 11 |
|
| 5 | but could not be [verb] | 11 |
|
