| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] i [modal v] | 9638 |
|
| 2 | [verb] i [vb mod] | 9638 |
|
| 3 | [verb] [pron] could | 6733 |
|
| 4 | [verb] i could | 1483 |
|
