| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [verb] [adv] [pron] | 353 |
|
| 2 | could [not/n't] [vb infin] [adv] [pron] | 353 |
|
| 3 | [modal v] [not/n't] go [adv] [pron] | 13 |
|
| 4 | could [adv] go [adv] [pron] | 6 |
|
| 5 | could [not/n't] go [adv] [pron] | 5 |
|
