| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [conj] [vb mod] not [verb] | 64 |
|
| 2 | [pron] could [conj] [vb mod] [verb] | 30 |
|
| 3 | [pron] could [conj] [vb mod] not | 17 |
|
| 4 | could [conj] [vb mod] not [verb] | 14 |
|
