| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [adv] | 7332 |
|
| 2 | [vb infin] one [adv] | 276 |
|
| 3 | could [vb infin] one | 103 |
|
| 4 | could one [adv] | 12 |
|
