| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [Wh det] [pers pn] could | 9 |
|
| 2 | [det] [Wh det] he could | 5 |
|
| 3 | [det] which [pron] could | 5 |
|
| 4 | [det] [Wh det] he could | 5 |
|
