| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could not [verb] a [noun] [noun] | 16 |
|
| 2 | could not [vb infin] a [noun] [noun] | 16 |
|
| 3 | could not [verb] a [noun] [noun sg] | 15 |
|
| 4 | could not [verb] a [noun sg] [noun] | 15 |
|
