| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb past] [pers pn] clear | 8 |
|
| 2 | [Wh det] [vb past] [pers pn] clear | 8 |
|
| 3 | [Wh det] made [pers pn] clear | 7 |
|
| 4 | [Wh det] [vb past] it clear | 7 |
|
