| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] and [pron] could | 6 |
|
| 2 | [adv] [to-vb] and [pron] could | 5 |
|
| 3 | [to-vb] [adv] and [pron] could | 8 |
|
| 4 | [to-vb] [pers pn] and [pron] could | 6 |
|
| 5 | [to-vb] [pron] and [pron] could | 6 |
|
| 6 | [to-vb] [adv] and [pron] could | 5 |
|
| 7 | [to-vb] and [pron] could [verb] | 11 |
|
| 8 | [to-vb] and [pron] could [vb infin] | 11 |
|
| 9 | [to-vb] and [pron] could [adv] | 8 |
|
| 10 | [to-vb] and [pron] could not | 7 |
|
| 11 | [to-vb] and [pron] could [not/n't] | 7 |
|
| 12 | [to-vb] and [pron] could n't | 5 |
|
