| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i could [verb] a | 452 |
|
| 2 | i [verb] [adv] a | 334 |
|
| 3 | i could [verb] [adv] | 328 |
|
| 4 | could [verb] [adv] a | 98 |
|
