| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [noun] [prep] | 33233 |
|
| 2 | [be] it [prep] | 1468 |
|
| 3 | [be] it [noun] | 998 |
|
| 4 | it [noun] [prep] | 592 |
|
