| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could n't [verb] [prep] a | 79 |
|
| 2 | we could [verb] [prep] a | 65 |
|
| 3 | we could n't [verb] [prep] | 55 |
|
| 4 | we could n't [verb] a | 25 |
|
