| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could not [verb] [det] [noun] | 360 |
|
| 2 | not [verb] been [det] [noun] | 32 |
|
| 3 | could [verb] been [det] [noun] | 30 |
|
| 4 | could not [verb] been [det] | 19 |
|
| 5 | could not [verb] been [noun] | 8 |
|
