| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] could [pron] [verb] [pron] | 321 |
|
| 2 | [adv] [vb mod] [pron] [verb] i | 257 |
|
| 3 | [adv] [modal v] [pron] [verb] i | 257 |
|
| 4 | [adv] could [pron] [verb] i | 72 |
|
