| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could we [adv] | 51 |
|
| 2 | could we just | 14 |
|
| 3 | could we possibly | 10 |
|
| 4 | could we please | 8 |
|
| 5 | could we ever | 7 |
|
