| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could n't [vb infin] [prep] a | 79 |
|
| 2 | could n't [vb infin] [prep] a | 79 |
|
| 3 | [modal v] n't [vb infin] for a | 50 |
|
| 4 | [vb mod] n't [vb infin] for a | 50 |
|
| 5 | could [adv] [vb infin] for a | 39 |
|
| 6 | could n't [vb infin] for [art] | 33 |
|
| 7 | could n't [vb infin] for [art] | 33 |
|
| 8 | could not [vb infin] for a | 24 |
|
| 9 | could [not/n't] [vb infin] for a | 24 |
|
| 10 | could n't [vb infin] for a | 17 |
|
| 11 | could n't [verb] for a | 15 |
|
| 12 | could n't [vb infin] for a | 15 |
|
| 13 | could n't [vb infin] for a | 15 |
|
