| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [vb infin] [pn reflx] [prep] | 79 |
|
| 2 | could [not/n't] [vb infin] [pn reflx] [prep] | 79 |
|
| 3 | could [not/n't] [vb infin] [pron] from | 67 |
|
| 4 | [modal v] [not/n't] [vb infin] [pn reflx] from | 46 |
|
| 5 | could [adv] [vb infin] [pn reflx] from | 38 |
|
| 6 | could [not/n't] [vb infin] [pn reflx] from | 31 |
|
| 7 | could [not/n't] [verb] [pn reflx] from | 31 |
|
