| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] [Wh det] he | 85 |
|
| 2 | [vb past] [pron] he could | 73 |
|
| 3 | [pron] [Wh det] he could | 18 |
|
| 4 | [vb past] [Wh det] he could | 17 |
|
| 5 | [vb past] [pron] [Wh det] could | 6 |
|
