| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [prep] [verb] | 6050 |
|
| 2 | [be] it [verb] | 1834 |
|
| 3 | [be] it [prep] | 1468 |
|
| 4 | it [prep] [verb] | 1350 |
|
