| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [Wh det] it [be] | 450 |
|
| 2 | [noun] [Wh det] [be] [to-vb] | 401 |
|
| 3 | [noun] it [be] [to-vb] | 257 |
|
| 4 | [Wh det] it [be] [to-vb] | 92 |
|
