| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] could [pers pn] [vb infin] | 1242 |
|
| 2 | [adv] could [adv] [vb infin] | 1035 |
|
| 3 | could [pers pn] [adv] [vb infin] | 678 |
|
| 4 | [adv] [pers pn] [adv] [vb infin] | 622 |
|
| 5 | [adv] could [pers pn] [adv] | 232 |
|
