| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] a [adj] [noun sg] | 1282 |
|
| 2 | n't [verb] a [adj] [noun sg] | 1136 |
|
| 3 | could n't [verb] a [noun sg] | 355 |
|
| 4 | could n't [verb] [adj] [noun sg] | 201 |
|
| 5 | could n't [verb] a [adj] | 123 |
|
