| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could n't [pron] [verb] | 332 |
|
| 2 | could n't [pers pn] [verb] | 329 |
|
| 3 | [vb mod] n't we [verb] | 259 |
|
| 4 | [modal v] n't we [verb] | 259 |
|
| 5 | could [not/n't] we [verb] | 34 |
|
| 6 | could not we [verb] | 34 |
|
| 7 | could [adv] we [verb] | 34 |
|
| 8 | could n't we [verb] | 33 |
|
| 9 | could n't we [verb] | 33 |
|
