| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] be [det] | 4323 |
|
| 2 | [Wh det] [vb past] be | 3425 |
|
| 3 | [Wh det] [vb past] [det] | 1475 |
|
| 4 | [vb past] be [det] | 842 |
|
