| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [vb past] be [prep] | 39 |
|
| 2 | [prep] [Wh det] [verb] be [prep] | 31 |
|
| 3 | [prep] [Wh det] [vb past] [be] [prep] | 12 |
|
| 4 | [prep] [Wh det] [vb past] be [prep] | 12 |
|
| 5 | [prep] [Wh det] [vb past] be [prep] | 12 |
|
