| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [verb] a [adj] | 249 |
|
| 2 | it could [verb] a [adj] | 65 |
|
| 3 | it could [not/n't] [verb] [adj] | 34 |
|
| 4 | it could [not/n't] [verb] a | 15 |
|
