| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] [vb infin] [noun] [unc] [noun sg] | 136 |
|
| 2 | could [adv] [vb infin] [noun] [unc] [noun sg] | 68 |
|
| 3 | could [adv] [vb infin] [noun] [unc] [noun] | 40 |
|
| 4 | could [adv] [verb] [noun] [unc] [noun sg] | 30 |
|
