| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] be [verb] [be] | 625 |
|
| 2 | [pron] be [verb] [was/were] | 557 |
|
| 3 | [Wh det] [be] [verb] [was/were] | 153 |
|
