| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] we [verb] a | 534 |
|
| 2 | [verb] we could [verb] | 376 |
|
| 3 | we could [verb] a | 327 |
|
| 4 | [verb] could [verb] a | 22 |
|
