| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [adv] [verb] i | 14 |
|
| 2 | could [not/n't] [adv] [vb infin] i | 14 |
|
| 3 | could n't [adv] [verb] i | 13 |
|
| 4 | could [not/n't] [adv] [verb] me | 12 |
|
| 5 | could [not/n't] possibly [verb] i | 5 |
|
