| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [adv] [vb past] [prep] its | 12 |
|
| 2 | [Wh det] [adv] [vb past] [prep] its | 12 |
|
| 3 | [Wh det] [adv] [vb past] [prep] its | 12 |
|
| 4 | which [adv] [vb past] [prep] its | 11 |
|
