| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | no [noun sg] could have [verb] | 20 |
|
| 2 | no [noun sg] could have [vb pp] | 20 |
|
| 3 | no [noun sg] could have [verb] | 20 |
|
| 4 | no [noun sg] could have [verb] | 20 |
|
