| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [vb infin] [noun] | 2804 |
|
| 2 | [pron] could [vb infin] [adv] | 2108 |
|
| 3 | could [vb infin] [adv] [noun] | 96 |
|
| 4 | [pron] [vb infin] [adv] [noun] | 70 |
|
| 5 | [pron] could [adv] [noun] | 23 |
|
