| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] have a [adj] [noun sg] | 30 |
|
| 2 | could [adv] have a [adj] [noun] | 21 |
|
| 3 | could [not/n't] have a [adj] [noun] | 16 |
|
| 4 | could not have a [adj] [noun] | 16 |
|
| 5 | could [adv] have a [adj] [noun] | 15 |
|
| 6 | could n't have a [adj] [noun] | 11 |
|
| 7 | could [adv] have a [adj -er] [noun] | 9 |
|
| 8 | could [adv] have a good [noun] | 9 |
|
| 9 | could [adv] have a better [noun] | 7 |
|
| 10 | could not have a [adj] [noun] | 5 |
|
