| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [verb] [noun] | 2838 |
|
| 2 | [pron] [modal v] [verb] [letter] | 157 |
|
| 3 | [pron] [vb mod] [verb] [letter] | 157 |
|
| 4 | [pron] could [verb] [letter] | 15 |
|
