| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [be] [verb] be | 41 |
|
| 2 | [prep] [Wh det] [be] [verb] be | 28 |
|
| 3 | [prep] what [be] [verb] be | 28 |
|
| 4 | [prep] what [be] [verb] be | 28 |
|
| 5 | [prep] what [be] [verb] [be] | 28 |
|
