| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could n't [vb infin] | 9347 |
|
| 2 | it [vb mod] n't [vb infin] | 2187 |
|
| 3 | it [modal v] n't [vb infin] | 2187 |
|
| 4 | it could [adv] [vb infin] | 950 |
|
| 5 | it could [not/n't] [vb infin] | 469 |
|
| 6 | it could not [vb infin] | 469 |
|
| 7 | it could n't [verb] | 185 |
|
| 8 | it could n't [vb infin] | 184 |
|
