| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [vb past] [prep] [det] | 299 |
|
| 2 | [vb past] [prep] [det] year | 153 |
|
| 3 | [Wh pn] [vb past] [det] year | 25 |
|
| 4 | [Wh pn] [prep] [det] year | 15 |
|
