| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could not be [noun] | 32 |
|
| 2 | [pers pn] could not be [noun] | 29 |
|
| 3 | [pron] could n't be [noun] | 24 |
|
| 4 | [pron] could not be [noun sg] | 20 |
|
| 5 | it could not be [noun] | 19 |
|
| 6 | it could not be [noun] | 19 |
|
| 7 | [pron] could not be [noun prp] | 9 |
|
| 8 | [pron] could not be [noun] | 8 |
|
