| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could not [adv] [vb infin] [noun] | 63 |
|
| 2 | could not [adv] [vb infin] [noun] | 38 |
|
| 3 | could not [adv] [vb infin] [noun sg] | 34 |
|
| 4 | could n't [adv] [vb infin] [noun] | 25 |
|
| 5 | could not [adv] [vb infin] [noun prp] | 17 |
|
| 6 | could not even [vb infin] [noun] | 15 |
|
| 7 | could not [adv] [vb infin] [noun pl] | 12 |
|
| 8 | could not possibly [vb infin] [noun] | 10 |
|
| 9 | could not [adv] see [noun] | 5 |
|
