| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] be [verb] [verb] | 2018 |
|
| 2 | [Wh det] [pers pn] be [verb] [verb] | 1990 |
|
| 3 | [pron] it be [verb] [verb] | 211 |
|
| 4 | [Wh det] it [be] [verb] [verb] | 172 |
|
| 5 | [Wh det] it be [verb] [verb] | 172 |
|
