| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [noun] [noun sg] | 2481 |
|
| 2 | [vb mod] [vb infin] [noun] [noun sg] | 2481 |
|
| 3 | could [vb infin] [noun] [noun] | 654 |
|
| 4 | could [verb] [noun] [noun sg] | 251 |
|
| 5 | could [vb infin] [noun] [noun sg] | 250 |
|
