| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [verb] | 32838 |
|
| 2 | [adj] [adv] [verb] | 23609 |
|
| 3 | [adj] could [verb] | 1775 |
|
| 4 | [adj] could [adv] | 906 |
|
