| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [modal v] [verb] | 25481 |
|
| 2 | [noun prp] [vb mod] [verb] | 25481 |
|
| 3 | [noun] could [verb] | 19160 |
|
| 4 | [noun prp] could [verb] | 3764 |
|
