| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [noun] [vb past] be | 2890 |
|
| 2 | [Wh det] [noun] [verb] be | 1401 |
|
| 3 | [Wh det] [noun] [vb past] [be] | 604 |
|
