| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could not [verb] a [noun] | 571 |
|
| 2 | not [verb] for a [noun] | 294 |
|
| 3 | could [verb] for a [noun] | 66 |
|
| 4 | could not [verb] for [noun] | 26 |
|
| 5 | could not [verb] for a | 24 |
|
