| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] [pron] could [verb] | 1948 |
|
| 2 | [adv] [conj] i [modal v] [verb] | 1409 |
|
| 3 | [adv] [conj] i could [verb] | 370 |
|
