| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [pron] | 919 |
|
| 2 | [vb mod] [adv] we | 801 |
|
| 3 | [modal v] [adv] we | 801 |
|
| 4 | could [adv] we | 136 |
|
