| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] [noun sg] | 24077 |
|
| 2 | [modal v] [verb] [noun sg] | 24077 |
|
| 3 | could [verb] [noun] | 5154 |
|
| 4 | could [verb] [noun sg] | 2313 |
|
