| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] have a [noun sg] | 41 |
|
| 2 | could [adv] have a [noun] | 41 |
|
| 3 | could [adv] have a [noun] | 41 |
|
| 4 | could [adv] have a [noun] | 24 |
|
| 5 | could [not/n't] have a [noun] | 17 |
|
| 6 | could not have a [noun] | 17 |
|
| 7 | could n't have a [noun] | 12 |
|
| 8 | could not have a [noun] | 5 |
|
