| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb mod] [prep] be | 3008 |
|
| 2 | [Wh det] [vb mod] [prep] be | 321 |
|
| 3 | what [vb mod] [prep] be | 187 |
|
| 4 | what [vb mod] [prep] [be] | 187 |
|
| 5 | what [modal v] [prep] be | 187 |
|
