| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could not | 17937 |
|
| 2 | [pers pn] could not | 16975 |
|
| 3 | we [modal v] not | 8244 |
|
| 4 | we [vb mod] not | 8244 |
|
| 5 | we could [adv] | 1644 |
|
| 6 | we could not | 940 |
|
| 7 | we could not | 930 |
|
