| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] that [pron] could | 902 |
|
| 2 | [det] that [pron] could | 119 |
|
| 3 | [vb past] [det] [pron] could | 53 |
|
| 4 | [vb past] [det] that [pron] | 30 |
|
