| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] [verb] be | 5038 |
|
| 2 | [Wh det] [pron] [vb past] be | 2112 |
|
| 3 | [Wh det] [pron] have be | 1716 |
|
| 4 | [pron] [pron] had be | 1081 |
|
| 5 | [Wh det] [pron] had [be] | 691 |
|
