| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [vb past] [prep] | 9196 |
|
| 2 | [vb past] be [prep] | 4611 |
|
| 3 | [Wh pn] [vb past] be | 3471 |
|
| 4 | [Wh pn] be [prep] | 3015 |
|
