| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [verb] [prep] a | 329 |
|
| 2 | [adv] [verb] [prep] a [adj -er] | 309 |
|
| 3 | could [adv] [verb] a [adj -er] | 27 |
|
| 4 | could [verb] [prep] a [adj -er] | 20 |
|
| 5 | could [adv] [verb] [prep] [adj -er] | 12 |
|
