| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] [adv] be [prep] | 747 |
|
| 2 | [Wh det] [verb] [adv] be [prep] | 34 |
|
| 3 | [Wh det] [vb past] [adv] be [prep] | 17 |
|
| 4 | [Wh det] [vb past] [adv] [be] [prep] | 17 |
|
