| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i could [not/n't] [verb] [adj] | 347 |
|
| 2 | could [not/n't] [verb] a [adj] | 249 |
|
| 3 | i could [not/n't] [verb] a | 162 |
|
| 4 | i could [verb] a [adj] | 123 |
|
